Career Leaders

    Losses

PlayerLosses
Cy Young316
Pud Galvin305
Nolan Ryan292
Walter Johnson279
Phil Niekro274
Gaylord Perry265
Don Sutton256
Jack Powell256
Eppa Rixey251
Bert Blyleven250
Warren Spahn245
Robin Roberts245
Steve Carlton244
Early Wynn244
Jim Kaat237
Frank Tanana236
Gus Weyhing234
Tommy John231
Ted Lyons230
Bob Friend230
Greg Maddux227
Tim Keefe226
Fergie Jenkins226
Red Ruffing225
Bobo Newsom222
Jack Quinn218
Sad Sam Jones217
Charlie Hough216
Chick Fraser216
Jim McCormick214
Tony Mullane214
Mickey Welch214
Red Faber213
Burleigh Grimes212
Paul Derringer212
Jamie Moyer209
Jerry Koosman209
Pete Alexander208
Vic Willis208
Tom Seaver205
Kid Nichols205
Jim Whitney204
Joe Niekro204
Tom Glavine203
Adonis Terry202
George Mullin196
Old Hoss Radbourn196
Claude Osteen195
Eddie Plank194
Dennis Martinez193
Tom Zachary191
Rick Reuschel191
Jerry Reuss191
Mickey Lolich191
Christy Mathewson188

Bartolo Colon*

188
Mel Harder186
Jack Morris186
Mike Morgan186
Earl Whitehill185
Al Orth184
Jim Bunning184
Roger Clemens184
Joe Bush183
Curt Simmons183
Larry Jackson183
Waite Hoyt182
Danny Darwin182
Hooks Dauss182
Rick Wise181
Murry Dickson181
Dutch Leonard181
Tim Wakefield180
Lee Meadows180
Dolf Luque179
Wilbur Cooper178
Livan Hernandez177
Rube Marquard177
John Clarkson177
Mike Moore176
Bill Dineen176
Long Tom Hughes175
Pink Hawley175
Doyle Alexander174
Jim Perry174
Bob Gibson174
Chuck Finley173
Red Donahue172
Luis Tiant172
Dennis Eckersley171
Larry French171
Red Ehret171
Camilo Pascual170
Bert Cunningham170
Billy Pierce169
Jim Clancy167
Amos Rusie167
Red Ames167
George Uhle166
Catfish Hunter166