That would be John Coleman of the 1883 Philadelphia Quakers who lost 48 games (w/l record was 12-48). Since 1900, the most losses in a season by a pitcher is 29 by Hall of Famer Vic Willis of the Boston Braves in 1905 (w/l record was 12-29). Since 1950, the most losses in a season by a pitcher is 24 by Roger Craig of the 1962 New York Mets (w/l record was 10-24) and Jack Fisher of the 1965 New York Mets (w/l record was 8-24).
Cy Young lost 316 games, but he also won 511
Here's the all-time list as of the start of the 2008 season:
CAREER
LOSSES L
1 Cy Young 316
2 Pud Galvin 308
3 Nolan Ryan 292
4 Walter Johnson 279
5 Phil Niekro 274
6 Gaylord Perry 265
T7 Jack Powell 256
T7 Don Sutton 256
9 Eppa Rixey 251
10 Bert Blyleven 250
T11 Robin Roberts 245
T11 Warren Spahn 245
T13 Steve Carlton 244
T13 Early Wynn 244
15 Jim Kaat 237
16 Frank Tanana 236
17 Gus Weyhing 232
18 Tommy John 231
T19 Ted Lyons 230
T19 Bob Friend 230
21 Ferguson Jenkins 226
T22 Red Ruffing 225
T22 Tim Keefe 225
24 Bobo Newsom 222
25 Tony Mullane 220
26 Jack Quinn 218
27 Sad Sam Jones 217
28 Charlie Hough 216
T29 Jim McCormick 214
T29 Greg Maddux 214
T31 Chick Fraser 213
T31 Red Faber 213
T33 Paul Derringer 212
T33 Burleigh Grimes 212
35 Mickey Welch 211
36 Jerry Koosman 209
T37 Kid Nichols 208
T37 Grover C Alexander 208
T39 Tom Seaver 205
T39 Vic Willis 205
T41 Jim Whitney 204
T41 Joe Niekro 204
43 Tom Glavine 199
T44 George Mullin 196
T44 Adonis Terry 196
T46 Old Hoss Radbourn 195
T46 Claude Osteen 195
48 Eddie Plank 194
49 Dennis Martinez 193
T50 Jerry Reuss 191
T50 Tom Zachary 191
T50 Mickey Lolich 191
T50 Rick Reuschel 191
54 Al Orth 189
55 Christy Mathewson 188
T56 Mike Morgan 186
T56 Jack Morris 186
T56 Mel Harder 186
59 Earl Whitehill 185
T60 Jim Bunning 184
T60 Roger Clemens 184
T62 Curt Simmons 183
T62 Joe Bush 183
T62 Larry Jackson 183
T65 Hooks Dauss 182
T65 Waite Hoyt 182
T65 Danny Darwin 182
T68 Dutch Leonard 181
T68 Rick Wise 181
T68 Murry Dickson 181
71 Lee Meadows 180
T72 Dolf Luque 179
T72 Pink Hawley 179
T74 Jamie Moyer 178
T74 Wilbur Cooper 178
T76 John Clarkson 177
T76 Bill Dinneen 177
T76 Rube Marquard 177
79 Mike Moore 176
80 Red Donahue 175
T81 Bob Gibson 174
T81 Doyle Alexander 174
T81 Amos Rusie 174
T81 Long Tom Hughes 174
T81 Jim Perry 174
86 Chuck Finley 173
87 Luis Tiant 172
T88 Dennis Eckersley 171
T88 Larry French 171
T90 Ted Breitenstein 170
T90 Camilo Pascual 170
92 Billy Pierce 169
T93 Jim Clancy 167
T93 Red Ehret 167
T93 Red Ames 167
T93 Bert Cunningham 167
T97 Don Drysdale 166
T97 Howard Ehmke 166
T97 George Uhle 166
T97 Will White 166
T97 Catfish Hunter 166
T102 Si Johnson 165
T102 Mark Baldwin 165
T102 Bump Hadley 165
T105 Win Mercer 164
T105 Tom Candiotti 164
T105 Milt Gaston 164
T105 Milt Pappas 164
109 Bill Hutchison 163
T110 Bob Feller 162
T110 Herb Pennock 162
T112 Vida Blue 161
T112 Dizzy Trout 161
T114 Bucky Walters 160
T114 Charlie Root 160
T114 Pedro Ramos 160
T114 Mike Torrez 160
T118 Danny MacFayden 159
T118 Brickyard Kennedy 159
T120 Jim Slaton 158
T120 Jesse Haines 158
T120 Mark Langston 158
T120 Kevin Gross 158
T124 Bill Lee 157
T124 Bill Doak 157
T124 Bobby Witt 157
T124 David Wells 157
T124 Ned Garver 157
T129 Stump Wiedman 156
T129 Wilbur Wood 156
T129 Willis Hudlin 156
T129 Rudy May 156
T129 Doc White 156
T134 Woodie Fryman 155
T134 Bob Knepper 155
T136 Ken Raffensberger 154
T136 Earl Moore 154
T136 Carl Hubbell 154
T136 Steve Trachsel 154
T140 Silver King 153
T140 Fernando Valenzuela 153
T142 Jim Palmer 152
T142 Steve Rogers 152
T142 Bob Rush 152
T142 Charlie Buffinton 152
T142 Sid Hudson 152
T142 Frank Dwyer 152
T148 Bob Shawkey 150
T148 Ken Holtzman 150
T148 Hal Newhouser 150
T148 Orel Hershiser 150
T148 Frank Viola 150
T148 Claude Passeau 150
T148 Jesse Barnes 150
T148 Randy Johnson 150
T148 Bob Groom 150
T157 Eddie Cicotte 149
T157 Jimmy Ring 149
T157 Stan Bahnsen 149
T160 Vern Law 147
T160 Earl Hamilton 147
T162 Curt Schilling 146
T162 Bob Welch 146
T162 Tim Wakefield 146
T162 Steve Renko 146
T162 Guy Hecker 146
T162 Ed Brandt 146
T162 Harry Howell 146
T162 Freddie Fitzsimmons 146
T162 Clark Griffith 146
T162 Bill Sherdel 146
T172 John Smoltz 145
T172 Rube Benton 145
T174 Lew Burdette 144
T174 Ron Kline 144
T174 Mike Mussina 144
T174 Kevin Brown 144
T178 Floyd Bannister 143
T178 Kenny Rogers 143
T178 Rube Waddell 143
T178 Rick Honeycutt 143
T178 Slim Sallee 143
T178 Mike Flanagan 143
T178 Scott Sanderson 143
T178 Paul Splittorff 143
T186 Terry Mulholland 142
T186 Stan Coveleski 142
T186 Juan Marichal 142
T186 Joe McGinnity 142
T190 Rube Walberg 141
T190 Lefty Grove 141
T190 Jack Russell 141
T193 Dazzy Vance 140
T193 Ron Reed 140
T193 Tim Belcher 140
T193 Babe Adams 140
T197 Wild Bill Donovan 139
T197 Charlie Getzien 139
T197 Bob Smith 139
T197 Jack Fisher 139
T197 Andy Benes 139
T197 Jack Taylor 139
T197 Mel Stottlemyre 139
T197 Brad Radke 139
T197 Rick Sutcliffe 139
T197 Clarence Mitchell 139
T207 Tommy Bridges 138
T207 Don Cardwell 138
T207 Kid Carsey 138
T210 Kevin Appier 137
T210 Dave Stieb 137
T210 Jim Lonborg 137
T210 Hippo Vaughn 137
T210 Dick Ellsworth 137
T215 John Burkett 136
T215 Mark Gubicza 136
T215 Guy Bush 136
T215 Egyptian Healy 136
T215 Bobby Mathews 136
T215 Scott Erickson 136
T215 Tully Sparks 136
T215 Bill Gullickson 136
T215 Bob Forsch 136
T215 Burt Hooton 136
T225 Red Lucas 135
T225 Slim Harriss 135
T225 Joe Coleman 135
T225 Virgil Trucks 135
T229 Doug Drabek 134
T229 Nap Rucker 134
T229 Ray Burris 134
T229 Sam McDowell 134
T229 Willie Sudhoff 134
T234 Bob Harmon 133
T234 Jouett Meekin 133
T234 Matt Kilroy 133
T237 Jack Stivetts 132
T237 Al Leiter 132
T237 Jack Chesbro 132
T237 Chris Short 132
T237 Vern Kennedy 132
T237 Bob Buhl 132
T243 Fritz Peterson 131
T243 Danny Jackson 131
T243 Curt Davis 131
T243 Kid Gleason 131
T243 Ray Sadecki 131
T243 Frank Killen 131
T249 Ray Benge 130
T249 Mike Caldwell 130
T249 Chuck Stobbs 130
T249 George Mogridge 130
T249 Mike Cuellar 130
T254 Three Finger Brown 129
T254 Dave Stewart 129
T254 Pat Dobson 129
T257 Livan Hernandez 128
T257 Bill Dietrich 128
T257 Larry Benton 128
T257 Mike McCormick 128
T257 Casey Patten 128
T257 Tommy Thomas 128
T257 Bob Lemon 128
T257 Wes Ferrell 128
T265 Bill Singer 127
T265 Chief Bender 127
T265 Dick Ruthven 127
T265 Sadie McMahon 127
T269 Jon Matlack 126
T269 Carl Mays 126
T269 David Cone 126
T269 Ed Walsh 126
T269 Jaime Navarro 126
T274 Dave Roberts 125
T274 George Bradley 125
T274 Rick Rhoden 125
T274 Jersey Bakely 125
T274 George Blaeholder 125
T274 Kevin Tapani 125
T280 Toad Ramsey 124
T280 Pedro Astacio 124
T280 Jeff Fassero 124
T280 Walt Terrell 124
T280 Thornton Lee 124
T285 Larry Dierker 123
T285 Ed Whitson 123
T285 Randy Jones 123
T285 Cy Falkenberg 123
T289 Greg Swindell 122
T289 Hoyt Wilhelm 122
T289 Ed Morris 122
T289 John Candelaria 122
T293 Hardie Henderson 121
T293 Dupee Shaw 121
T293 Tom Gordon 121
T293 Todd Stottlemyre 121
T293 Johnny Vander Meer 121
T293 Lon Warneke 121
T293 Jon Lieber 121
T293 Hal Schumacher 121
T301 Elton Chamberlin 120
T301 Art Nehf 120
T301 Bill Hart 120
T301 Ray Caldwell 120
T301 Hal Carlson 120
T306 Dave McNally 119
T306 Charlie Leibrandt 119
T306 Mudcat Grant 119
T306 Eddie Rommel 119
T306 Lindy McDaniel 119
T306 Harry Staley 119
T306 Darryl Kile 119
T306 Dock Ellis 119
T306 Jose DeLeon 119
T315 Pete Donohue 118
T315 Bob Ewing 118
T315 Rollie Fingers 118
T315 Denny Galehouse 118
T315 Sherry Smith 118
T315 Shane Rawley 118
T315 Joaquin Andujar 118
T315 Johnny Klippstein 118
T323 Urban Shocker 117
T323 Dick Drago 117
T323 Frank Kitson 117
T323 Claude Hendrix 117
T323 Mike Krukow 117
T323 Joe Horlen 117
T323 Jimmy Key 117
T323 Bret Saberhagen 117
T323 Barney Pelty 117
T323 Jack Taylor 117
T323 Harry McIntire 117
T323 Gary Bell 117
T323 Syl Johnson 117
T323 Joe Nuxhall 117
T337 Woody Williams 116
T337 Jesse Tannehill 116
T337 Johnny Podres 116
T337 Howie Pollet 116
T337 Johnny Sain 116
T337 Frank Lary 116
T337 Bud Black 116
T337 Lefty Tyler 116
T337 Ron Darling 116
T337 Mike Witt 116
T337 Joe Oeschger 116
T337 Mike Boddicker 116
T349 Sam Gray 115
T349 Scott Stratton 115
T349 Tommy Bond 115
T349 Zane Smith 115
T349 General Crowder 115
T349 Bob Purkey 115
T349 Fritz Ostermueller 115
T349 Dean Chance 115
T349 Van Lingle Mungo 115
T358 Johnny Schmitz 114
T358 Jeff Weaver 114
T358 Sonny Siebert 114
T361 Rich Dotson 113
T361 Eddie Smith 113
T361 Javier Vazquez 113
T361 Jim Scott 113
T361 Bruce Hurst 113
T361 Jeff Suppan 113
T361 Togie Pittinger 113
T361 Harry Gumbert 113
T361 Andy Pettitte 113
T361 Ken Forsch 113
T361 Gene Garber 113
T361 Jack Billingham 113
T361 Harvey Haddix 113
T361 Milt Wilcox 113
T375 Nelson Briles 112
T375 Jim Tobin 112
T375 Dutch Leonard 112
T375 Jim Barr 112
T375 Frank Smith 112
T375 Aaron Sele 112
T375 Pat Hentgen 112
T375 Dwight Gooden 112
T375 Mike Marshall 112
T375 Esteban Loaiza 112
T375 Jeff Pfeffer 112
T375 Bill Monbouquette 112
T375 Ed Lopat 112
T375 Alex Kellner 112
T389 Turk Farrell 111
T389 Gerry Staley 111
T389 Henry Boyle 111
T389 Rick Mahler 111
T389 Diego Segui 111
T389 Clyde Wright 111
T395 Johnny Antonelli 110
T395 Bill Hands 110
T395 Hank O'Day 110
T395 Jack Coombs 110
T395 Andy Ashby 110
T400 Joe Shaute 109
T400 Deacon Phillippe 109
T400 Ken Hill 109
T400 Marty Pattin 109
T400 Jim Rooker 109
T400 Geoff Zahn 109
T400 Dave Goltz 109
T400 Jose Mesa 109
T400 Earl Wilson 109
T400 Hideo Nomo 109
T400 Jack Scott 109
T411 John Denny 108
T411 Herm Wehmeier 108
T411 Jim Abbott 108
T411 Steve Gromek 108
T411 Kirk McCaskill 108
T411 Scott McGregor 108
T411 Dick Rudolph 108
T411 Ben Cantwell 108
T411 Mike Scott 108
T420 Dave Koslo 107
T420 Al Downing 107
T420 Henry Porter 107
T420 Howie Camnitz 107
T420 Allie Reynolds 107
T420 Ray Herbert 107
T420 Steve Hargan 107
T420 Goose Gossage 107
T428 Reggie Cleveland 106
T428 Ken Johnson 106
T428 Steve Barber 106
T428 Dennis Leonard 106
T428 Max Butcher 106
T428 Whitey Ford 106
T428 Ed Reulbach 106
T428 Luther Taylor 106
T428 Rick Langford 106
T428 Don Robinson 106
T438 Kaiser Wilhelm 105
T438 Denny Lemaster 105
T438 Juan Pizarro 105
T438 Ismael Valdes 105
T438 Tim Leary 105
T438 Charles Nagy 105
T438 Moe Drabowsky 105
T438 Lloyd Brown 105
T438 Doc Medich 105
T438 Jack Lynch 105
Righthander John Coleman lost 48 games for Philadelphia in 1883, which was the final season that a pitcher had to release the ball at a point below the hip ... basically underhanded.
Cy Young with 316 career losses. * Cleveland (NL) 135 losses * St. Louis 35 losses * Boston (NL) 5 losses * Boston (AL) 112 losses * Cleveland (AL) 29 losses
According to this article, it is Tim Wakefield: http://bleacherreport.com/articles/54919-tim-wakefield-500-appearances-for-red-sox-and-counting
Mel Stottlemyre lost the most games as a New York Yankees pitcher. Mel lost 139 games from 1964-1974.
Cy Young, 316 losses. He also had the most wins all-time, 511.
Tom Galvine
Cy Young had 316 career losses. He also had the most wins, complete games, innings pitched, and pretty much every other career record associated with longevity.
There was a pitcher for the Minnesota Twins between 1979-1982 named Terry Felton that wound up with a career record of 0-16.
38 wins, 13 losses with 27 KO's
46 lossesBabe Ruth had a career pitching record of 94 wins 46 losses and a 2.28 ERA.
Steve Carlton. 144 picks
Cy Young. 511 wins, 316 losses, 827 decisions.
Cy Young, who pitched between 1890-1911, holds the MLB record for career wins by a pitcher with 511. He also holds the MLB record for career losses by a pitcher with 316.
Whitey Ford has the most career World Series losses by a pitcher with 8.
Nolan Ryan holds the career record with 5,714 strikeouts.
Cy Young had 316 career losses. He also had the most wins, complete games, innings pitched, and pretty much every other career record associated with longevity.
As of 2009, Andy Pettitte holds the record for most career postseason wins with 18.
There was a pitcher for the Minnesota Twins between 1979-1982 named Terry Felton that wound up with a career record of 0-16.
As a pitcher Babe Ruth had a career record of 94 wins 46 losses with a 2.28 ERA. As a hitter he had a career batting average of .342 with 714 home runs, and 2,217 RBIs.
a pitcher's record for the season is his wins, then losses for example, if a pitcher won 15 games and lost 10, then his record would be 15-10
Babe Ruth as a pitcher had a career record of 94 wins 46 losses with a 2.28 ERA. As a hitter Babe Ruth had a career batting average of .342 714 home runs, and 2,217 RBIs.
Major league baseball pitcher is remembered for his outstanding record in 1904. In that season, his pitching record was 41 wins and only 12 losses. He is also remembered for a wild pitch that cost the New York Highlanders a pennant. This team was later named the NY Yankees.
Trevor Hoffman