Single-Season Leaders & Records for Home Runs per 9 IP
POWERED BY
Create your own custom leaderboards
Become a Stathead today and run queries with our Season and Career Finders to see the best seasons in MLB history.
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
|---|---|---|---|---|---|
| 1. | Ted Alexander (33) | 0.0000 | 1946 | 16.1 | R |
| Ted Alexander (34) | 0.0000 | 1947 | 54.0 | R | |
| Nick Altrock (29) | 0.0000 | 1906 | 287.2 | L | |
| Red Ames (28) | 0.0000 | 1911 | 205.0 | R | |
| Jake Aydelott (22) | 0.0000 | 1884 | 106.0 | R | |
| Jim Bagby (28) | 0.0000 | 1918 | 271.1 | R | |
| Jersey Bakley (20) | 0.0000 | 1884 | 394.2 | R | |
| Dan Bankhead (26) | 0.0000 | 1946 | 20.1 | R | |
| Hugh Bedient (23) | 0.0000 | 1913 | 259.0 | R | |
| William Bell (34) | 0.0000 | 1932 | 51.0 | R | |
| William Bell (38) | 0.0000 | 1936 | 58.0 | R | |
| Garnett Blair (23) | 0.0000 | 1945 | 47.0 | R | |
| Joe Blong (23) | 0.0000 | 1877 | 187.1 | R | |
| Bernie Boland (25) | 0.0000 | 1917 | 238.0 | R | |
| Lefty Boone (21) | 0.0000 | 1941 | 22.1 | L | |
| Frank Bradley (20) | 0.0000 | 1938 | 53.0 | R | |
| Frank Bradley (23) | 0.0000 | 1941 | 54.0 | R | |
| Eugene Bremer (20) | 0.0000 | 1937 | 55.0 | R | |
| Eugene Bremer (26) | 0.0000 | 1943 | 62.0 | R | |
| Eugene Bremer (27) | 0.0000 | 1944 | 41.0 | R | |
| Chet Brewer (25) | 0.0000 | 1932 | 43.2 | R | |
| Chet Brewer (41) | 0.0000 | 1948 | 35.1 | R | |
| Dave Brown (23) | 0.0000 | 1920 | 148.2 | L | |
| Allen Bryant (23) | 0.0000 | 1941 | 25.1 | L | |
| R.B. Bryant | 0.0000 | 1937 | 33.0 | ||
| Earl Bumpus (30) | 0.0000 | 1944 | 27.0 | L | |
| Earl Bumpus (33) | 0.0000 | 1947 | 41.1 | L | |
| Ernest Burke (24) | 0.0000 | 1948 | 65.2 | R | |
| Lefty Calhoun (26) | 0.0000 | 1938 | 34.0 | L | |
| Lefty Calhoun (29) | 0.0000 | 1941 | 21.2 | L | |
| Howie Camnitz (25) | 0.0000 | 1907 | 180.0 | R | |
| Hal Carlson (25) | 0.0000 | 1917 | 161.1 | R | |
| Hal Carlson (27) | 0.0000 | 1919 | 141.0 | R | |
| Edgar Chatman (27) | 0.0000 | 1944 | 20.0 | R | |
| Jack Chesbro+ (33) | 0.0000 | 1907 | 206.0 | R | |
| Eddie Cicotte (24) | 0.0000 | 1908 | 207.1 | R | |
| Eddie Cicotte (30) | 0.0000 | 1914 | 269.1 | R | |
| Webbo Clarke (19) | 0.0000 | 1947 | 36.0 | L | |
| Phil Cockrell (39) | 0.0000 | 1934 | 41.1 | R | |
| Gene Collins (23) | 0.0000 | 1948 | 56.0 | L | |
| Jim Colzie (25) | 0.0000 | 1946 | 35.2 | R | |
| Cornelius Cook (27) | 0.0000 | 1937 | 34.1 | L | |
| Jack Coombs (23) | 0.0000 | 1906 | 173.0 | R | |
| Jack Coombs (27) | 0.0000 | 1910 | 353.0 | R | |
| Willie Cornelius (39) | 0.0000 | 1946 | 17.1 | R | |
| Frank Corridon (26) | 0.0000 | 1907 | 274.0 | R | |
| Frank Corridon (27) | 0.0000 | 1908 | 208.1 | R | |
| Frank Corridon (28) | 0.0000 | 1909 | 171.0 | R | |
| Candy Cummings+ (27) | 0.0000 | 1876 | 216.0 | R | |
| George Cunningham (23) | 0.0000 | 1918 | 140.0 | R | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| Homer Curry (38) | 0.0000 | 1943 | 41.2 | R | |
| Rube Curry (21) | 0.0000 | 1920 | 205.1 | R | |
| Dave Davenport (28) | 0.0000 | 1918 | 180.0 | R | |
| Roosevelt Davis (27) | 0.0000 | 1932 | 58.1 | R | |
| Roosevelt Davis (39) | 0.0000 | 1944 | 51.0 | R | |
| Ren Deagle (25) | 0.0000 | 1883 | 148.0 | R | |
| Ren Deagle (26) | 0.0000 | 1884 | 121.1 | R | |
| Ed Doheny (28) | 0.0000 | 1902 | 188.1 | L | |
| John Donaldson (29) | 0.0000 | 1920 | 95.1 | L | |
| Phil Douglas (29) | 0.0000 | 1919 | 213.0 | R | |
| Bill Drake (29) | 0.0000 | 1924 | 148.1 | R | |
| Denny Driscoll (26) | 0.0000 | 1882 | 201.0 | L | |
| Elbert Eatmon (23) | 0.0000 | 1938 | 34.0 | ||
| Cy Falkenberg (27) | 0.0000 | 1907 | 233.2 | R | |
| Cy Falkenberg (29) | 0.0000 | 1909 | 165.0 | R | |
| Willie Ferrell (27) | 0.0000 | 1941 | 29.2 | L | |
| Willis Flournoy (27) | 0.0000 | 1923 | 54.0 | L | |
| John Foreman (20) | 0.0000 | 1895 | 139.2 | L | |
| Bill Foster+ (20) | 0.0000 | 1924 | 66.2 | L | |
| Bill Foster+ (30) | 0.0000 | 1934 | 56.1 | L | |
| Rube Foster (28) | 0.0000 | 1916 | 182.1 | R | |
| John Fox (22) | 0.0000 | 1881 | 124.1 | R | |
| Jonas Gaines (29) | 0.0000 | 1944 | 44.0 | L | |
| Jonas Gaines (32) | 0.0000 | 1947 | 66.0 | L | |
| Angel García (23) | 0.0000 | 1946 | 33.0 | L | |
| Harry Gaspar (26) | 0.0000 | 1909 | 260.0 | R | |
| Alvin Gipson (30) | 0.0000 | 1944 | 62.2 | R | |
| Alvin Gipson (31) | 0.0000 | 1945 | 29.0 | R | |
| Willie Gisentaner (21) | 0.0000 | 1921 | 87.2 | L | |
| Bill Greason (23) | 0.0000 | 1948 | 46.2 | R | |
| Vean Gregg (29) | 0.0000 | 1914 | 165.0 | L | |
| Bob Griffith (23) | 0.0000 | 1936 | 67.0 | R | |
| Frank Hankinson (23) | 0.0000 | 1879 | 230.2 | R | |
| Leo Hannibal (26) | 0.0000 | 1937 | 47.0 | R | |
| Slim Harriss (28) | 0.0000 | 1926 | 170.0 | R | |
| Guy Hecker (26) | 0.0000 | 1882 | 104.0 | R | |
| Preacher Henry (30) | 0.0000 | 1941 | 32.1 | R | |
| Logan Hensley (31) | 0.0000 | 1931 | 66.1 | R | |
| Charlie Hodnett (24) | 0.0000 | 1884 | 121.0 | ||
| Leniel Hooker (26) | 0.0000 | 1945 | 58.0 | R | |
| Leniel Hooker (27) | 0.0000 | 1946 | 85.2 | R | |
| Dave Hoskins (26) | 0.0000 | 1944 | 50.1 | R | |
| Red Howard (30) | 0.0000 | 1940 | 51.0 | L | |
| Willie Hudson (22) | 0.0000 | 1940 | 40.2 | L | |
| Robert Hughes | 0.0000 | 1937 | 34.1 | R | |
| Willie Hutchinson (29) | 0.0000 | 1944 | 44.0 | R | |
| Gentry Jessup (26) | 0.0000 | 1941 | 18.1 | R | |
| Gentry Jessup (29) | 0.0000 | 1944 | 94.0 | R | |
| Gentry Jessup (30) | 0.0000 | 1945 | 79.0 | R | |
| Gentry Jessup (31) | 0.0000 | 1946 | 51.0 | R | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| Gentry Jessup (32) | 0.0000 | 1947 | 36.1 | R | |
| Connie Johnson (18) | 0.0000 | 1941 | 23.1 | R | |
| Dicta Johnson (33) | 0.0000 | 1920 | 198.0 | R | |
| Walter Johnson+ (20) | 0.0000 | 1908 | 256.1 | R | |
| Walter Johnson+ (28) | 0.0000 | 1916 | 369.2 | R | |
| Walter Johnson+ (31) | 0.0000 | 1919 | 290.1 | R | |
| Addie Joss+ (24) | 0.0000 | 1904 | 192.1 | R | |
| Addie Joss+ (29) | 0.0000 | 1909 | 242.2 | R | |
| Rudy Kallio (25) | 0.0000 | 1918 | 181.1 | R | |
| Ed Karger (23) | 0.0000 | 1906 | 219.2 | L | |
| Tim Keefe+ (23) | 0.0000 | 1880 | 105.0 | R | |
| Robert Keyes | 0.0000 | 1944 | 28.0 | L | |
| Ed Killian (27) | 0.0000 | 1904 | 331.2 | L | |
| Ed Killian (28) | 0.0000 | 1905 | 313.1 | L | |
| John Kirby (20) | 0.0000 | 1885 | 129.1 | R | |
| Ed Klepfer (29) | 0.0000 | 1917 | 213.0 | R | |
| Lon Knight (23) | 0.0000 | 1876 | 282.0 | R | |
| Jim LaMarque (23) | 0.0000 | 1944 | 40.1 | L | |
| Jim LaMarque (25) | 0.0000 | 1946 | 76.0 | L | |
| Jim LaMarque (26) | 0.0000 | 1947 | 122.0 | L | |
| Dutch Leonard (21) | 0.0000 | 1913 | 259.1 | L | |
| Eddie Locke (21) | 0.0000 | 1944 | 46.0 | R | |
| Carl Lundgren (27) | 0.0000 | 1907 | 207.0 | R | |
| John Malarkey (30) | 0.0000 | 1902 | 170.1 | R | |
| Max Manning (29) | 0.0000 | 1948 | 113.1 | R | |
| Johnny Markham (32) | 0.0000 | 1941 | 36.0 | R | |
| Jack Marshall (25) | 0.0000 | 1920 | 113.1 | R | |
| Jack Matchett (36) | 0.0000 | 1944 | 65.0 | R | |
| Bobby Mathews (25) | 0.0000 | 1877 | 129.1 | R | |
| Verdell Mathis (26) | 0.0000 | 1940 | 49.0 | L | |
| Verdell Mathis (31) | 0.0000 | 1945 | 34.0 | L | |
| Leroy Matlock (24) | 0.0000 | 1931 | 50.2 | L | |
| Jim McCormick (21) | 0.0000 | 1878 | 117.0 | R | |
| Walter McCoy (23) | 0.0000 | 1946 | 49.2 | R | |
| Booker McDaniel (29) | 0.0000 | 1943 | 80.0 | R | |
| Booker McDaniel (30) | 0.0000 | 1944 | 57.2 | R | |
| Terris McDuffie (23) | 0.0000 | 1932 | 47.0 | R | |
| Terris McDuffie (32) | 0.0000 | 1941 | 132.0 | R | |
| Bill McGunnigle (24) | 0.0000 | 1879 | 120.0 | R | |
| Gready McKinnis (30) | 0.0000 | 1944 | 27.2 | L | |
| Gready McKinnis (31) | 0.0000 | 1945 | 42.2 | L | |
| Jim Missouri (23) | 0.0000 | 1940 | 50.2 | L | |
| Bobby Mitchell (21) | 0.0000 | 1877 | 100.0 | L | |
| Willie Mitchell (22) | 0.0000 | 1912 | 163.2 | L | |
| Earl Moore (25) | 0.0000 | 1903 | 247.2 | R | |
| Cy Morgan (31) | 0.0000 | 1910 | 290.2 | R | |
| Cy Morgan (32) | 0.0000 | 1911 | 249.2 | R | |
| Barney Morris (35) | 0.0000 | 1945 | 41.2 | R | |
| Porter Moss (33) | 0.0000 | 1943 | 61.0 | R | |
| Porter Moss (34) | 0.0000 | 1944 | 48.1 | R | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| Jimmie Newberry (28) | 0.0000 | 1947 | 29.2 | R | |
| Tricky Nichols (27) | 0.0000 | 1878 | 98.0 | R | |
| Juan Padrón (31) | 0.0000 | 1924 | 141.0 | L | |
| Satchel Paige+ (37) | 0.0000 | 1944 | 98.1 | R | |
| Satchel Paige+ (38) | 0.0000 | 1945 | 44.1 | R | |
| Satchel Paige+ (39) | 0.0000 | 1946 | 35.0 | R | |
| Frank Pearson (25) | 0.0000 | 1945 | 31.2 | R | |
| Deacon Phillippe (33) | 0.0000 | 1905 | 279.0 | R | |
| Bill Powell (27) | 0.0000 | 1946 | 18.1 | R | |
| Malvin Powell (29) | 0.0000 | 1937 | 36.1 | R | |
| Ted Radcliffe (38) | 0.0000 | 1941 | 28.2 | R | |
| Billy Rhines (29) | 0.0000 | 1898 | 258.0 | R | |
| Bob Rhoads (27) | 0.0000 | 1907 | 275.0 | R | |
| Gene Richardson (19) | 0.0000 | 1947 | 27.0 | L | |
| Bill Ricks (25) | 0.0000 | 1945 | 72.2 | R | |
| Bill Ricks (28) | 0.0000 | 1948 | 52.0 | R | |
| Bob Romby (28) | 0.0000 | 1947 | 111.1 | L | |
| Jack Rowan (23) | 0.0000 | 1909 | 225.2 | R | |
| Reb Russell (26) | 0.0000 | 1915 | 229.1 | L | |
| Babe Ruth+ (21) | 0.0000 | 1916 | 323.2 | L | |
| Harry Salisbury (24) | 0.0000 | 1879 | 89.0 | ||
| Andy Sarvis (33) | 0.0000 | 1941 | 21.1 | R | |
| Junius Savage (21) | 0.0000 | 1940 | 36.2 | R | |
| Pat Scantlebury (27) | 0.0000 | 1945 | 49.2 | L | |
| Jim Scott (21) | 0.0000 | 1909 | 250.1 | R | |
| Ed Siever (27) | 0.0000 | 1902 | 188.1 | L | |
| Charlie Smith (27) | 0.0000 | 1907 | 258.2 | R | |
| Ford Smith (22) | 0.0000 | 1941 | 26.2 | R | |
| Ford Smith (29) | 0.0000 | 1948 | 55.2 | R | |
| Frank Smith (24) | 0.0000 | 1904 | 203.1 | R | |
| Frank Smith (25) | 0.0000 | 1905 | 291.2 | R | |
| Hilton Smith+ (34) | 0.0000 | 1941 | 83.1 | R | |
| Hilton Smith+ (36) | 0.0000 | 1943 | 50.0 | R | |
| Hilton Smith+ (37) | 0.0000 | 1944 | 49.2 | R | |
| Theolic Smith (30) | 0.0000 | 1943 | 89.0 | R | |
| Allen Sothoron (28) | 0.0000 | 1921 | 178.1 | R | |
| Charlie Sprague (25) | 0.0000 | 1890 | 122.2 | L | |
| Hulon Stamps (25) | 0.0000 | 1924 | 69.1 | L | |
| Neck Stanley (30) | 0.0000 | 1935 | 65.2 | L | |
| Bill Steen (26) | 0.0000 | 1914 | 200.2 | R | |
| Riley Stewart (29) | 0.0000 | 1948 | 24.2 | R | |
| Elmer Stricklett (28) | 0.0000 | 1905 | 237.1 | R | |
| William Sumrall (23) | 0.0000 | 1940 | 32.1 | R | |
| Jesse Tannehill (27) | 0.0000 | 1902 | 231.0 | L | |
| Luis Tiant (38) | 0.0000 | 1945 | 46.2 | L | |
| Ben Tincup (21) | 0.0000 | 1914 | 155.0 | R | |
| John Valentine (27) | 0.0000 | 1883 | 102.0 | ||
| Rube Vickers (29) | 0.0000 | 1908 | 317.0 | R | |
| Rube Waddell+ (31) | 0.0000 | 1908 | 285.2 | L | |
| Edsall Walker (27) | 0.0000 | 1938 | 74.2 | L | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| George Walker (26) | 0.0000 | 1941 | 28.1 | R | |
| George Walker (28) | 0.0000 | 1943 | 39.1 | R | |
| Ed Walsh+ (28) | 0.0000 | 1909 | 230.1 | R | |
| Mule Watson (21) | 0.0000 | 1918 | 141.2 | R | |
| Jake Weimer (32) | 0.0000 | 1906 | 304.2 | L | |
| Roy Welmaker (30) | 0.0000 | 1944 | 39.1 | L | |
| Ed Willett (29) | 0.0000 | 1913 | 242.0 | R | |
| Elbert Williams (23) | 0.0000 | 1931 | 43.2 | R | |
| Johnny Williams (26) | 0.0000 | 1944 | 30.1 | R | |
| Johnny Williams (29) | 0.0000 | 1947 | 60.1 | R | |
| Joe Williams+ (46) | 0.0000 | 1932 | 76.0 | R | |
| Vic Willis+ (30) | 0.0000 | 1906 | 322.0 | R | |
| Lefty Wilson (20) | 0.0000 | 1937 | 53.1 | L | |
| Lefty Wilson (21) | 0.0000 | 1938 | 50.0 | L | |
| Johnny Wright (23) | 0.0000 | 1940 | 41.1 | R | |
| Johnny Wright (28) | 0.0000 | 1945 | 45.2 | R | |
| Steve Wylie (33) | 0.0000 | 1944 | 28.0 | R | |
| Steve Wylie (35) | 0.0000 | 1946 | 56.1 | R | |
| Cy Young+ (43) | 0.0000 | 1910 | 163.1 | R | |
| 220. | Tommy Bond (24) | 0.0183 | 1880 | 493.0 | R |
| 221. | Will White (23) | 0.0192 | 1878 | 468.0 | R |
| 222. | George Mullin (23) | 0.0235 | 1904 | 382.1 | R |
| 223. | Walter Johnson+ (22) | 0.0243 | 1910 | 370.0 | R |
| 224. | Frank Smith (29) | 0.0247 | 1909 | 365.0 | R |
| 225. | George McQuillan (23) | 0.0250 | 1908 | 359.2 | R |
| 226. | George Mullin (26) | 0.0252 | 1907 | 357.1 | R |
| 227. | Bill Donovan (24) | 0.0256 | 1901 | 351.0 | R |
| Scott Stratton (22) | 0.0256 | 1892 | 351.2 | R | |
| 229. | Elmer Smith (20) | 0.0258 | 1888 | 348.1 | L |
| 230. | The Only Nolan (22) | 0.0259 | 1878 | 347.0 | R |
| 231. | Mordecai Brown+ (32) | 0.0263 | 1909 | 342.2 | R |
| Jim McCormick (26) | 0.0263 | 1883 | 342.0 | R | |
| 233. | Joe McGinnity+ (35) | 0.0265 | 1906 | 339.2 | R |
| 234. | Walter Johnson+ (27) | 0.0267 | 1915 | 336.2 | R |
| 235. | Togie Pittinger (32) | 0.0268 | 1904 | 335.1 | R |
| 236. | Harry Salisbury (27) | 0.0269 | 1882 | 335.0 | |
| 237. | Nap Rucker (23) | 0.0270 | 1908 | 333.1 | L |
| 238. | Roscoe Miller (24) | 0.0271 | 1901 | 332.0 | R |
| Scott Perry (27) | 0.0271 | 1918 | 332.1 | R | |
| 240. | Jim McCormick (23) | 0.0274 | 1880 | 657.2 | R |
| 241. | Clark Griffith+ (28) | 0.0276 | 1898 | 325.2 | R |
| 242. | Harry Howell (31) | 0.0277 | 1908 | 324.1 | R |
| Old Hoss Radbourn+ (26) | 0.0277 | 1881 | 325.1 | R | |
| 244. | Mordecai Brown+ (31) | 0.0288 | 1908 | 312.1 | R |
| 245. | Hooks Dauss (25) | 0.0291 | 1915 | 309.2 | R |
| Bill Hoffer (25) | 0.0291 | 1896 | 309.0 | R | |
| 247. | Jake Weimer (30) | 0.0293 | 1904 | 307.0 | L |
| 248. | George Mullin (28) | 0.0296 | 1909 | 303.2 | R |
| 249. | Eppa Rixey+ (30) | 0.0299 | 1921 | 301.0 | L |
| 250. | Harry Howell (27) | 0.0300 | 1904 | 299.2 | R |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| 251. | Cy Falkenberg (26) | 0.0301 | 1906 | 298.2 | R |
| Sad Sam Jones (28) | 0.0301 | 1921 | 298.2 | R | |
| Carl Weilman (24) | 0.0301 | 1914 | 299.0 | L | |
| Cy Young+ (41) | 0.0301 | 1908 | 299.0 | R | |
| 255. | Bill Donovan (25) | 0.0302 | 1902 | 297.2 | R |
| 256. | Walter Johnson+ (21) | 0.0304 | 1909 | 296.1 | R |
| 257. | Hippo Vaughn (26) | 0.0306 | 1914 | 293.2 | L |
| 258. | Ed Reulbach (22) | 0.0309 | 1905 | 291.2 | R |
| 259. | George Mullin (27) | 0.0310 | 1908 | 290.2 | R |
| 260. | Carl Mays (25) | 0.0311 | 1917 | 289.0 | R |
| 261. | Adonis Terry (21) | 0.0312 | 1886 | 288.1 | R |
| 262. | Jack Chesbro+ (28) | 0.0314 | 1902 | 286.1 | R |
| 263. | Lefty Leifield (23) | 0.0315 | 1907 | 286.0 | L |
| 264. | Orval Overall (28) | 0.0316 | 1909 | 285.0 | R |
| 265. | Howie Camnitz (27) | 0.0318 | 1909 | 283.0 | R |
| 266. | Eppa Rixey+ (26) | 0.0320 | 1917 | 281.1 | L |
| 267. | Glenn Liebhardt (24) | 0.0321 | 1907 | 280.1 | R |
| 268. | Ed Walsh+ (25) | 0.0323 | 1906 | 278.1 | R |
| 269. | Mordecai Brown+ (29) | 0.0325 | 1906 | 277.1 | R |
| Harry Howell (29) | 0.0325 | 1906 | 276.2 | R | |
| 271. | Weldon Wyckoff (24) | 0.0326 | 1915 | 276.0 | R |
| 272. | Ed Siever (32) | 0.0328 | 1907 | 274.2 | L |
| 273. | Barney Pelty (26) | 0.0330 | 1907 | 273.0 | R |
| Rube Waddell+ (29) | 0.0330 | 1906 | 272.2 | L | |
| Stan Yerkes (27) | 0.0330 | 1902 | 272.2 | R | |
| 276. | Deacon Phillippe (30) | 0.0331 | 1902 | 272.0 | R |
| 277. | Chick Fraser (25) | 0.0333 | 1899 | 270.2 | R |
| 278. | Lefty Tyler (28) | 0.0334 | 1918 | 269.1 | L |
| 279. | Eddie Plank+ (39) | 0.0335 | 1915 | 268.1 | L |
| 280. | Jim Shaw (23) | 0.0338 | 1917 | 266.1 | R |
| 281. | Andy Coakley (24) | 0.0339 | 1907 | 265.1 | R |
| Eddie Plank+ (33) | 0.0339 | 1909 | 265.1 | L | |
| 283. | Reb Russell (27) | 0.0340 | 1916 | 264.1 | L |
| 284. | George Bell (32) | 0.0341 | 1907 | 263.2 | R |
| 285. | Babe Adams (37) | 0.0342 | 1919 | 263.1 | R |
| Pop Williams (28) | 0.0342 | 1902 | 263.1 | L | |
| 287. | Dory Dean (23) | 0.0343 | 1876 | 262.2 | R |
| Ed Reulbach (26) | 0.0343 | 1909 | 262.2 | R | |
| 289. | George Kaiserling (22) | 0.0344 | 1915 | 261.1 | R |
| 290. | Barney Pelty (25) | 0.0345 | 1906 | 260.2 | R |
| 291. | Howie Camnitz (28) | 0.0346 | 1910 | 260.0 | R |
| 292. | Jerry Nops (24) | 0.0347 | 1899 | 259.0 | L |
| Eddie Plank+ (36) | 0.0347 | 1912 | 259.2 | L | |
| 294. | Bill Bernhard (35) | 0.0352 | 1906 | 255.1 | R |
| Jack Powell (33) | 0.0352 | 1908 | 256.0 | R | |
| 296. | Jack Pfiester (30) | 0.0357 | 1908 | 252.0 | L |
| Jesse Tannehill (26) | 0.0357 | 1901 | 252.1 | L | |
| 298. | Terry Larkin (21) | 0.0359 | 1877 | 501.0 | R |
| 299. | Charles Bender+ (25) | 0.0360 | 1909 | 250.0 | R |
| Charles Bender+ (26) | 0.0360 | 1910 | 250.0 | R | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| Grover Lowdermilk (30) | 0.0360 | 1915 | 250.1 | R | |
| Jake Weimer (31) | 0.0360 | 1905 | 250.1 | L | |
| 303. | Red Faber+ (28) | 0.0363 | 1917 | 248.0 | R |
| 304. | George Kahler (22) | 0.0365 | 1912 | 246.1 | R |
| 305. | Stan Coveleski+ (36) | 0.0367 | 1926 | 245.1 | R |
| 306. | Ray Collins (23) | 0.0368 | 1910 | 244.2 | L |
| Eddie Plank+ (32) | 0.0368 | 1908 | 244.2 | L | |
| 308. | Harry Harper (23) | 0.0369 | 1918 | 244.0 | L |
| 309. | Jack Warhop (25) | 0.0370 | 1910 | 243.0 | R |
| 310. | Jean Dubuc (24) | 0.0371 | 1913 | 242.2 | R |
| Dick Rudolph (29) | 0.0371 | 1917 | 242.2 | R | |
| Dutch Ruether (25) | 0.0371 | 1919 | 242.2 | L | |
| 313. | Red Donahue (33) | 0.0373 | 1906 | 241.0 | R |
| 314. | Jack Powell (34) | 0.0377 | 1909 | 239.0 | R |
| Lefty Tyler (27) | 0.0377 | 1917 | 239.0 | L | |
| 316. | Fred Beebe (27) | 0.0378 | 1907 | 238.1 | R |
| Curry Foley (24) | 0.0378 | 1880 | 238.0 | L | |
| 318. | Chick Fraser (32) | 0.0381 | 1906 | 236.0 | R |
| Bob Harmon (22) | 0.0381 | 1910 | 236.0 | R | |
| Ham Iburg (28) | 0.0381 | 1902 | 236.0 | R | |
| Willie Mitchell (25) | 0.0381 | 1915 | 236.0 | L | |
| 322. | Ed Walsh+ (27) | 0.0388 | 1908 | 464.0 | R |
| 323. | Elmer Stricklett (30) | 0.0392 | 1907 | 229.2 | R |
| 324. | Mal Eason (27) | 0.0396 | 1906 | 227.0 | R |
| 325. | Ernie Shore (26) | 0.0397 | 1917 | 226.2 | R |
| 326. | Ernie Shore (25) | 0.0399 | 1916 | 225.2 | R |
| 327. | Win Kellum (28) | 0.0401 | 1904 | 224.2 | L |
| 328. | Frank Miller (31) | 0.0402 | 1917 | 224.0 | R |
| 329. | Bill Drake (26) | 0.0403 | 1921 | 223.1 | R |
| 330. | Ed Doheny (29) | 0.0404 | 1903 | 222.2 | L |
| Mike Lynch (24) | 0.0404 | 1904 | 222.2 | R | |
| Fred Toney (26) | 0.0404 | 1915 | 222.2 | R | |
| 333. | Gene Krapp (24) | 0.0405 | 1911 | 222.0 | R |
| 334. | Bob Steele (23) | 0.0406 | 1917 | 221.2 | L |
| Hippo Vaughn (22) | 0.0406 | 1910 | 221.2 | L | |
| 336. | Johnny Lush (23) | 0.0407 | 1909 | 221.1 | L |
| 337. | Rube Waddell+ (32) | 0.0408 | 1909 | 220.1 | L |
| 338. | Mike O'Neill (26) | 0.0409 | 1904 | 220.0 | L |
| 339. | Charles Bender+ (23) | 0.0410 | 1907 | 219.1 | R |
| 340. | George Baumgardner (20) | 0.0412 | 1912 | 218.1 | R |
| Bob Ewing (36) | 0.0412 | 1909 | 218.1 | R | |
| Lefty Leifield (24) | 0.0412 | 1908 | 218.2 | L | |
| 343. | Hod Eller (23) | 0.0413 | 1918 | 217.2 | R |
| Dolly Gray (30) | 0.0413 | 1909 | 218.0 | L | |
| 345. | Bob Groom (31) | 0.0414 | 1916 | 217.1 | R |
| Doc Scanlan (29) | 0.0414 | 1910 | 217.1 | R | |
| 347. | Willie Mitchell (23) | 0.0415 | 1913 | 217.0 | L |
| 348. | Guy Morton (25) | 0.0419 | 1918 | 214.2 | R |
| 349. | Jimmy Dygert (21) | 0.0421 | 1906 | 213.2 | R |
| Otto Hess (26) | 0.0421 | 1905 | 213.2 | L | |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| 351. | Ed Doheny (24) | 0.0423 | 1898 | 213.0 | L |
| 352. | Mordecai Brown+ (27) | 0.0424 | 1904 | 212.1 | R |
| 353. | Eddie Plank+ (30) | 0.0425 | 1906 | 211.2 | L |
| 354. | Doc Ayers (24) | 0.0426 | 1915 | 211.1 | R |
| 355. | Tom Hughes (28) | 0.0427 | 1907 | 211.0 | R |
| 356. | Ray Keating (20) | 0.0429 | 1914 | 210.0 | R |
| 357. | Harry Howell (22) | 0.0430 | 1899 | 209.1 | R |
| 358. | Dan Marion (25) | 0.0432 | 1915 | 208.1 | R |
| 359. | Cecil Ferguson (24) | 0.0433 | 1908 | 208.0 | R |
| Bert Gallia (25) | 0.0433 | 1917 | 207.2 | R | |
| 361. | Jim Devlin (27) | 0.0434 | 1876 | 622.0 | R |
| 362. | Red Ames (35) | 0.0435 | 1918 | 206.2 | R |
| 363. | Jack Coombs (26) | 0.0438 | 1909 | 205.2 | R |
| Red Faber+ (27) | 0.0438 | 1916 | 205.1 | R | |
| 365. | Bill Hogg (23) | 0.0439 | 1905 | 205.0 | R |
| 366. | Bernie Boland (26) | 0.0441 | 1918 | 204.0 | R |
| Tommy Bond (20) | 0.0441 | 1876 | 408.0 | R | |
| Elmer Knetzer (25) | 0.0441 | 1911 | 204.0 | R | |
| 369. | Charles Bender+ (20) | 0.0442 | 1904 | 203.2 | R |
| 370. | Red Ames (23) | 0.0443 | 1906 | 203.1 | R |
| 371. | Joe Boehling (25) | 0.0449 | 1916 | 200.1 | L |
| Tully Sparks (29) | 0.0449 | 1904 | 200.2 | R | |
| 373. | Heinie Berger (26) | 0.0452 | 1908 | 199.1 | R |
| Ned Garvin (25) | 0.0452 | 1899 | 199.0 | R | |
| 375. | Pud Galvin+ (22) | 0.0455 | 1879 | 593.0 | R |
| Blondie Purcell (25) | 0.0455 | 1879 | 197.2 | R | |
| 377. | Jack Manning (22) | 0.0456 | 1876 | 197.1 | R |
| John Menefee (34) | 0.0456 | 1902 | 197.1 | R | |
| 379. | Jack Pfiester (31) | 0.0458 | 1909 | 196.2 | L |
| 380. | Blondie Purcell (26) | 0.0459 | 1880 | 196.0 | R |
| Toad Ramsey (21) | 0.0459 | 1886 | 588.2 | L | |
| 382. | Jack Coombs (32) | 0.0460 | 1915 | 195.2 | R |
| 383. | Ray Collins (24) | 0.0462 | 1911 | 194.2 | L |
| Bobby Mitchell (23) | 0.0462 | 1879 | 194.2 | L | |
| Jack Pfiester (29) | 0.0462 | 1907 | 195.0 | L | |
| 386. | Ewell Blackwell (23) | 0.0463 | 1946 | 194.1 | R |
| 387. | Jumbo McGinnis (28) | 0.0464 | 1882 | 388.1 | |
| Steve Toole (28) | 0.0464 | 1887 | 194.0 | L | |
| 389. | Carl Lundgren (23) | 0.0466 | 1903 | 193.0 | R |
| 390. | Sam Leever (36) | 0.0467 | 1908 | 192.2 | R |
| 391. | Ed Reulbach (24) | 0.0469 | 1907 | 192.0 | R |
| 392. | Sam Weaver (22) | 0.0470 | 1878 | 383.0 | R |
| 393. | George Bradley (23) | 0.0471 | 1876 | 573.0 | R |
| 394. | Clarence Currie (23) | 0.0474 | 1902 | 190.0 | R |
| 395. | Reb Russell (28) | 0.0475 | 1917 | 189.1 | L |
| 396. | Pink Hawley (23) | 0.0476 | 1896 | 378.0 | R |
| 397. | Phil Douglas (25) | 0.0478 | 1915 | 188.1 | R |
| 398. | Rube Melton (27) | 0.0480 | 1944 | 187.1 | R |
| 399. | Eddie Cicotte (32) | 0.0481 | 1916 | 187.0 | R |
| 400. | Walter Johnson+ (24) | 0.0488 | 1912 | 369.0 | R |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| Fred Olmstead (28) | 0.0488 | 1910 | 184.1 | R | |
| 402. | Sad Sam Jones (25) | 0.0489 | 1918 | 184.0 | R |
| 403. | Henry Boyle (24) | 0.0491 | 1885 | 366.2 | R |
| Ray Caldwell (24) | 0.0491 | 1912 | 183.1 | R | |
| 405. | Amos Rusie+ (19) | 0.0492 | 1890 | 548.2 | R |
| 406. | Frank Shellenback (19) | 0.0493 | 1918 | 182.2 | R |
| 407. | Jim McCormick (22) | 0.0494 | 1879 | 546.1 | R |
| 408. | Barney Wolfe (29) | 0.0495 | 1905 | 182.0 | R |
| 409. | Johnny Wright (26) | 0.0497 | 1943 | 181.0 | R |
| 410. | Byron Houck (20) | 0.0498 | 1912 | 180.2 | R |
| 411. | Harry Harper (22) | 0.0502 | 1917 | 179.1 | L |
| 412. | Casey Patten (30) | 0.0503 | 1904 | 357.2 | L |
| 413. | Eddie Plank+ (28) | 0.0504 | 1904 | 357.1 | L |
| 414. | Doc White (30) | 0.0507 | 1909 | 177.2 | L |
| 415. | Willie Mitchell (21) | 0.0508 | 1911 | 177.1 | L |
| 416. | George Pierce (27) | 0.0511 | 1915 | 176.0 | L |
| 417. | Bob Rhoads (24) | 0.0513 | 1904 | 175.1 | R |
| 418. | Tricky Nichols (26) | 0.0514 | 1877 | 350.0 | R |
| 419. | Tex Pruiett (24) | 0.0518 | 1907 | 173.2 | R |
| 420. | Foghorn Bradley (20) | 0.0519 | 1876 | 173.1 | R |
| Eddie Cicotte (33) | 0.0519 | 1917 | 346.2 | R | |
| Ed Killian (32) | 0.0519 | 1909 | 173.1 | L | |
| Ed Reulbach (27) | 0.0519 | 1910 | 173.1 | R | |
| 424. | Dave Danforth (27) | 0.0520 | 1917 | 173.0 | L |
| 425. | Doc White (33) | 0.0523 | 1912 | 172.0 | L |
| Smoky Joe Wood (22) | 0.0523 | 1912 | 344.0 | R | |
| 427. | Babe Adams (40) | 0.0525 | 1922 | 171.1 | R |
| 428. | Charles Bender+ (28) | 0.0526 | 1912 | 171.0 | R |
| Luther Taylor (32) | 0.0526 | 1907 | 171.0 | R | |
| 430. | Jean Dubuc (27) | 0.0528 | 1916 | 170.1 | R |
| Frank Miller (32) | 0.0528 | 1918 | 170.1 | R | |
| 432. | Bill Sherdel (23) | 0.0529 | 1920 | 170.0 | L |
| Tully Sparks (24) | 0.0529 | 1899 | 170.0 | R | |
| 434. | Al Orth (33) | 0.0531 | 1906 | 338.2 | R |
| 435. | Erv Kantlehner (23) | 0.0533 | 1916 | 169.0 | L |
| 436. | Buttons Briggs (29) | 0.0536 | 1905 | 168.0 | R |
| 437. | Guy Hecker (28) | 0.0537 | 1884 | 670.2 | R |
| 438. | Frank Owen (23) | 0.0538 | 1903 | 167.1 | R |
| 439. | Jack Taylor (28) | 0.0539 | 1902 | 333.2 | R |
| 440. | Ernie Koob (23) | 0.0540 | 1916 | 166.2 | L |
| Deacon Phillippe (32) | 0.0540 | 1904 | 166.2 | R | |
| 442. | Bob Ewing (34) | 0.0541 | 1907 | 332.2 | R |
| Babe Ruth+ (23) | 0.0541 | 1918 | 166.1 | L | |
| 444. | Bill Bernhard (32) | 0.0543 | 1903 | 165.2 | R |
| 445. | Ray Brown+ (32) | 0.0544 | 1940 | 165.1 | R |
| Lee Meadows (23) | 0.0544 | 1918 | 165.1 | R | |
| 447. | Marc Hall (25) | 0.0545 | 1913 | 165.0 | R |
| Roy Patterson (27) | 0.0545 | 1904 | 165.0 | R | |
| John Ward+ (21) | 0.0545 | 1881 | 330.0 | R | |
| 450. | George Derby (23) | 0.0546 | 1881 | 494.2 | R |
| Rank | Player (age that year) | Home Runs per 9 IP | Year | IP | Throws |
| 451. | Jesse Tannehill (23) | 0.0551 | 1898 | 326.2 | L |
| 452. | Walter Johnson+ (30) | 0.0552 | 1918 | 326.0 | R |
| Erv Kantlehner (22) | 0.0552 | 1915 | 163.0 | L | |
| Babe Ruth+ (22) | 0.0552 | 1917 | 326.1 | L | |
| 455. | Jack Chesbro+ (32) | 0.0554 | 1906 | 325.0 | R |
| Addie Joss+ (28) | 0.0554 | 1908 | 325.0 | R | |
| 457. | Bugs Raymond (26) | 0.0555 | 1908 | 324.1 | R |
| 458. | Fred Anderson (31) | 0.0556 | 1917 | 162.0 | R |
| 459. | Curry Foley (23) | 0.0557 | 1879 | 161.2 | L |
| Harry Howell (28) | 0.0557 | 1905 | 323.0 | R | |
| 461. | Mike Golden (26) | 0.0559 | 1878 | 161.0 | R |
| Dolf Luque (32) | 0.0559 | 1923 | 322.0 | R | |
| 463. | Bob Caruthers (21) | 0.0560 | 1885 | 482.1 | R |
| Al Mays (23) | 0.0560 | 1888 | 160.2 | R | |
| Smoky Joe Wood (19) | 0.0560 | 1909 | 160.2 | R | |
| 466. | Noodles Hahn (23) | 0.0561 | 1902 | 321.0 | L |
| Barney Wolfe (28) | 0.0561 | 1904 | 160.1 | R | |
| 468. | Socks Seibold (21) | 0.0563 | 1917 | 160.0 | R |
| Will White (27) | 0.0563 | 1882 | 480.0 | R | |
| 470. | Larry Cheney (29) | 0.0568 | 1915 | 158.1 | R |
| Reb Russell (24) | 0.0568 | 1913 | 316.2 | L | |
| 472. | Theodore Breitenstein (29) | 0.0570 | 1898 | 315.2 | L |
| 473. | Frank Owen (24) | 0.0571 | 1904 | 315.0 | R |
| Lew Richie (24) | 0.0571 | 1908 | 157.2 | R | |
| 475. | Smoky Joe Wood (25) | 0.0572 | 1915 | 157.1 | R |
| 476. | Ed Karger (24) | 0.0573 | 1907 | 314.0 | L |
| Ed Killian (30) | 0.0573 | 1907 | 314.0 | L | |
| 478. | Frank Smith (30) | 0.0574 | 1910 | 156.2 | R |
| 479. | Joe Corbett (21) | 0.0575 | 1897 | 313.0 | R |
| 480. | Harry Coveleski (29) | 0.0576 | 1915 | 312.2 | L |
| Jim Scott (25) | 0.0576 | 1913 | 312.1 | R | |
| Jack Taylor (29) | 0.0576 | 1903 | 312.1 | R | |
| 483. | Frank Corridon (29) | 0.0577 | 1910 | 156.0 | R |
| Roy Sanders (25) | 0.0577 | 1918 | 156.0 | R | |
| 485. | Stan Coveleski+ (28) | 0.0579 | 1918 | 311.0 | R |
| Carl Druhot (24) | 0.0579 | 1906 | 155.1 | L | |
| 487. | George Kahler (21) | 0.0583 | 1911 | 154.1 | R |
| 488. | Joe Benz (32) | 0.0584 | 1918 | 154.0 | R |
| Lew Moren (24) | 0.0584 | 1908 | 154.0 | R | |
| 490. | Nick Altrock (27) | 0.0586 | 1904 | 307.0 | L |
| Tony Mullane (24) | 0.0586 | 1883 | 460.2 | R | |
| 492. | Tony Mullane (23) | 0.0587 | 1882 | 460.1 | R |
| 493. | Pete Dowling (24) | 0.0588 | 1901 | 306.0 | L |
| Wiley Piatt (23) | 0.0588 | 1898 | 306.0 | L | |
| 495. | Harry McCormick (23) | 0.0590 | 1879 | 457.1 | R |
| 496. | Bob Wicker (25) | 0.0591 | 1902 | 152.1 | R |
| Vic Willis+ (32) | 0.0591 | 1908 | 304.2 | R | |
| 498. | Rube Benton (22) | 0.0596 | 1912 | 302.0 | L |
| 499. | Ned Garvin (29) | 0.0604 | 1903 | 298.0 | R |
| 500. | Frank Smith (28) | 0.0605 | 1908 | 297.2 | R |
