MLB Single-Season Pitching Leaders - Losses
PLAYERYRGGSCGSHIPHERBBSOWLSVERA
1John Coleman18836561593538.177229148159124804.87
2Will White18806262583517.155012356161184202.14
3Larry McKeon18846160592512.048819994308184103.50
4George Bradley18795454533487.059015426133134002.85
 Jim McCormick18796260593546.158214774197204002.42
6Kid Carsey18915453461415.0513230161174143704.99
 George Cobb18925347420394.1495213140159103704.86
 Henry Porter18885554534474.0527219120145183704.16
9Bill Hutchison18927571675627.0572191187316373602.74
 Stump Wiedman18865151481427.2549214112168123604.50
PLAYERYRGGSCGSHIPHERBBSOWLSVERA
11Fleury Sullivan18845151512441.049620696189163504.20
 Adonis Terry18845655542476.048618872230193503.55
 Jim Devlin18766868665622.056610837122303501.56
 Red Donahue18974642381348.048423710664103516.13
 Pud Galvin18805854465458.252813832128203502.71
 Hardie Henderson18856161590539.1539191117263253503.19
17Mark Baldwin18896359546513.2458206274368273413.61
 Bob Barr18844848472413.047118150207123403.94
 Matt Kilroy18866868665583.0476218182513293403.37
 Bobby Mathews18765656552516.06931642437213402.86
PLAYERYRGGSCGSHIPHERBBSOWLSVERA
 Al Mays18875252500441.1551232136124173404.73
 Amos Rusie18906763564548.2436156289341293412.56
23Jersey Bakely18886161604532.2518176128212253302.97
 Hardie Henderson18834643390367.140917989147103304.39
 Harry McCormick18795454495457.15171523196183302.99
 Frank Mountain18835959574503.0546201123159263303.60
 Lee Richmond18824846440411.052517188123143303.74
 Dupee Shaw18846766605543.1446139109451303302.30
 Jim Whitney18816663576552.154815290162313302.48
30John Harkins18844645423391.0399160108192123203.68
PLAYERYRGGSCGSHIPHERBBSOWLSVERA
 Lee Richmond18807466575590.254114174243323232.15
 Jim Whitney18855150502441.150314637200183202.98
 Jim Whitney18864644423393.046519655167123204.49
34Billy Crowell18874545451389.154121113872143104.88
 Charles Radbourn18865858573509.1521170111218273103.00
 Amos Rusie18926461582532.0405170267288313102.88
 Dupee Shaw18864544431385.238414391177133103.34
 Sam Weaver18784543391383.0371832195123101.95
 Will White18797675754680.067615068232433101.99
40Phenomenal Smith18875855541491.1526207176206253003.79
PLAYERYRGGSCGSHIPHERBBSOWLSVERA
 Jersey Bakely18844645431394.244318881226163004.29
 Ed Beatin18905454531474.1518202186155223003.83
 Ted Breitenstein18955450461429.2458212178127193014.44
 John Ewing18894039371331.040717914715563004.87
 Jim Hughey18993634320283.0403170885443005.41
 Jack Lynch18865150501432.2485190116193203003.95
 Jim McCormick18815958572526.048414384178263002.45
 Jim McCormick18826867654595.2550157103200363002.37
 Toad Ramsey18884040371342.13621308622883003.42
 Mickey Welch18806564644574.057516280123343002.54