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1963 MLB Winning Percentage Leaders

Wins per decision

All-time career leaders →

Sandy Koufax led all of MLB in winning percentage in 1963 with .833, 59 points ahead of Whitey Ford (.774).

ERAWSOSVWHIPIPK/9BB/9K/BBSHOCGGSGLBBW-L%

Showing pitchers with at least 163.0 innings — the standard 1.0 inning per team game. Show all players

Sandy Koufax Led all of MLB in 1963 Sandy Koufax Los Angeles Dodgers
.833 Winning Percentage .059 clear of Whitey Ford
Showing Winning Percentage and the stats that give it context Full stat line
# Player Team W-L% W L ERA IP
1 Sandy Koufax Sandy Koufax LAN .833 25 5 1.88 311.0
2 Whitey Ford Whitey Ford NYA .774 24 7 2.74 269.1
3 Jim Maloney Jim Maloney CIN .767 23 7 2.77 250.1
4 Warren Spahn Warren Spahn ML1 .767 23 7 2.60 259.2
5 Juan Marichal Juan Marichal SFN .758 25 8 2.41 321.1
6 Jim Bouton Jim Bouton NYA .750 21 7 2.53 249.1
7 Al Downing Al Downing NYA .722 13 5 2.56 175.2
8 Lee Stange MIN .706 12 5 2.62 164.2
9 Gary Peters Gary Peters CHA .704 19 8 2.33 243.0
10 Camilo Pascual Camilo Pascual MIN .700 21 9 2.46 248.1
11 Ernie Broglio Ernie Broglio SLN .692 18 8 2.99 250.0
12 Dick Ellsworth Dick Ellsworth CHN .688 22 10 2.11 290.2
13 Bill Monbouquette Bill Monbouquette BOS .667 20 10 3.81 266.2
14 Bob Gibson Bob Gibson SLN .667 18 9 3.39 254.2
15 Juan Pizarro Juan Pizarro CHA .667 16 8 2.39 214.2
16 Joe Nuxhall Joe Nuxhall CIN .652 15 8 2.61 217.1
17 Milt Pappas Milt Pappas BAL .640 16 9 3.03 216.2
18 Phil Regan Phil Regan DET .625 15 9 3.86 189.0
19 Curt Simmons Curt Simmons SLN .625 15 9 2.48 232.2
20 Steve Barber Steve Barber BAL .606 20 13 2.75 258.2
21 Diego Segui Diego Segui KC1 .600 9 6 3.77 167.0
22 John Tsitouris John Tsitouris CIN .600 12 8 3.16 191.0
23 Billy O'Dell Billy O'Dell SFN .583 14 10 3.16 222.1
24 Don Nottebart Don Nottebart HOU .579 11 8 3.17 193.0
25 Ray Herbert Ray Herbert CHA .565 13 10 3.24 224.2
26 Ray Culp Ray Culp PHI .560 14 11 2.97 203.1
27 Bob Miller Bob Miller LAN .556 10 8 2.89 187.0
28 Jack Sanford Jack Sanford SFN .552 16 13 3.51 284.1
29 Jim O'Toole Jim O'Toole CIN .548 17 14 2.88 234.1
30 Cal McLish Cal McLish PHI .542 13 11 3.26 209.2
31 Johnny Podres Johnny Podres LAN .538 14 12 3.54 198.1
32 Ralph Terry Ralph Terry NYA .531 17 15 3.22 268.0
33 Pedro Ramos Pedro Ramos CLE .529 9 8 3.12 184.2
34 Don Drysdale Don Drysdale LAN .528 19 17 2.63 315.1
35 Ken McBride Ken McBride LAA .520 13 12 3.26 251.0
36 Robin Roberts Robin Roberts BAL .519 14 13 3.33 251.1
37 Turk Farrell Turk Farrell HOU .519 14 13 3.02 202.1
38 Jack Kralick Jack Kralick CLE +1 .519 14 13 3.03 223.0
39 Bob Friend Bob Friend PIT .515 17 16 2.34 268.2
40 Bob Hendley Bob Hendley ML1 .500 9 9 3.93 169.1
41 Jim Perry Jim Perry MIN +1 .500 9 9 3.83 178.2
42 Ray Sadecki Ray Sadecki SLN .500 10 10 4.10 193.1
43 Dick Stigman Dick Stigman MIN .500 15 15 3.25 241.0
44 Jim Kaat Jim Kaat MIN .500 10 10 4.19 178.1
45 Hank Aguirre Hank Aguirre DET .483 14 15 3.67 225.2
46 Mudcat Grant Mudcat Grant CLE .481 13 14 3.69 229.1
47 Jim Bunning Jim Bunning DET .480 12 13 3.88 248.1
48 Ed Rakow KC1 .474 9 10 3.92 174.1
49 Don Cardwell Don Cardwell PIT .464 13 15 3.07 213.2
50 Dick Donovan Dick Donovan CLE .458 11 13 4.24 206.0
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