Leaders & Trailers

Leaders and Trailers
1966 American League
(only includes games for which Retrosheet has released play-by-play data)

Leaders and Trailers for a Specific League/Season (1916 to 2019)

Multiple Seasons (Players):
Leaders and Trailers over Full Retrosheet Era (1916 to 2019)

Players: Single-Season, Career; Teams: Single-Season

Statistics to Show for Leaders and Trailers

Regular Season Only
Total Wins (Wins, Losses, WOPA, WORL):    pWins    eWins
Batting    Baserunning    Offense    Pitching    Fielding (all positions)    Defense
By Position:    P    C    1B    2B    3B    SS    LF    CF    RF    DH    PH    PR    P Off.    SP    RP
By Component :    1    2    3    4    3&4    5    6    7    8    9    8&9
Fielding, by Position:    P    C    1B    2B    3B    SS    LF    CF    RF

Postseason (Players only):    Total, All Series    World Series    League Championship Series    Division Series    Wild Card Round
Total Wins (Regular Season plus Postseason):    pWins    eWins

Missing games extrapolated

Pitching Wins
Top 10 Players           Pitching Losses
Top 10 Players

Player eWins eLosses
WOPA
          Player eWins eLosses
WOPA

1 Jim Kaat 16.3 15.2
1.2
1 Denny McLain 14.7 16.5
-1.7
2 Dean Chance 15.3 14.9
0.5
2 Jim Kaat 16.3 15.2
1.2
3 Gary Bell 15.2 13.2
2.0
3 Dean Chance 15.3 14.9
0.5
4 Earl Wilson 15.1 14.6
0.5
4 Earl Wilson 15.1 14.6
0.5
5 Denny McLain 14.7 16.5
-1.7
5 Pete Richert 13.9 13.9
-0.1
6 Sonny Siebert 14.2 12.2
2.0
6 Mickey Lolich 11.6 13.6
-2.0
7 Pete Richert 13.9 13.9
-0.1
7 George Brunet 11.9 13.3
-1.4
8 Mudcat Grant 13.5 13.1
0.4
8 Gary Bell 15.2 13.2
2.0
9 Mel Stottlemyre Sr. 12.6 12.6
-0.1
9 Mudcat Grant 13.5 13.1
0.4
10 Tommy John 12.5 10.9
1.6
10 Jim Palmer 12.3 12.7
-0.4

Net Pitching Wins
Top 10 Players           Net Pitching Losses
Top 10 Players

Player eWins eLosses
WOPA
          Player eWins eLosses
Net Wins

1 Gary Peters 11.4 9.0 2.4
1 Fred Talbot 9.6 11.7 -2.1
2 Steve Hargan 10.7 8.5 2.2
2 Mickey Lolich 11.6 13.6 -2.0
3 Gary Bell 15.2 13.2 2.0
3 Joe Sparma 4.2 6.1 -1.9
4 Sonny Siebert 14.2 12.2 2.0
4 Denny McLain 14.7 16.5 -1.7
5 Jack Aker 7.7 5.7 2.0
5 Rollie Sheldon 7.7 9.3 -1.7
6 Bob Locker 5.6 3.6 2.0
6 Al Downing 10.4 11.7 -1.4
7 Stu Miller 6.4 4.6 1.8
7 George Brunet 11.9 13.3 -1.4
8 Steve D. Barber 7.7 6.0 1.8
8 Frank Kreutzer 2.2 3.5 -1.3
9 Tommy John 12.5 10.9 1.6
9 Tom Kelley 4.6 5.8 -1.2
10 Jim Nash 7.5 5.9 1.5
10 Dick Stigman 3.3 4.5 -1.2

The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at "www.retrosheet.org".
Baseball player won-lost records have been constructed by Tom Thress. Feel free to contact me by e-mail, follow me on Twitter, and/or subscribe to my YouTube channel.

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		Pitching Wins Top 10 Players					Pitching Losses Top 10 Players
	Player	eWins	eLosses	WOPA		Player	eWins	eLosses	WOPA
1	Jim Kaat	16.3	15.2	1.2	1	Denny McLain	14.7	16.5	-1.7
2	Dean Chance	15.3	14.9	0.5	2	Jim Kaat	16.3	15.2	1.2
3	Gary Bell	15.2	13.2	2.0	3	Dean Chance	15.3	14.9	0.5
4	Earl Wilson	15.1	14.6	0.5	4	Earl Wilson	15.1	14.6	0.5
5	Denny McLain	14.7	16.5	-1.7	5	Pete Richert	13.9	13.9	-0.1
6	Sonny Siebert	14.2	12.2	2.0	6	Mickey Lolich	11.6	13.6	-2.0
7	Pete Richert	13.9	13.9	-0.1	7	George Brunet	11.9	13.3	-1.4
8	Mudcat Grant	13.5	13.1	0.4	8	Gary Bell	15.2	13.2	2.0
9	Mel Stottlemyre Sr.	12.6	12.6	-0.1	9	Mudcat Grant	13.5	13.1	0.4
10	Tommy John	12.5	10.9	1.6	10	Jim Palmer	12.3	12.7	-0.4

		Net Pitching Wins Top 10 Players					Net Pitching Losses Top 10 Players
	Player	eWins	eLosses	WOPA		Player	eWins	eLosses	Net Wins
1	Gary Peters	11.4	9.0	2.4	1	Fred Talbot	9.6	11.7	-2.1
2	Steve Hargan	10.7	8.5	2.2	2	Mickey Lolich	11.6	13.6	-2.0
3	Gary Bell	15.2	13.2	2.0	3	Joe Sparma	4.2	6.1	-1.9
4	Sonny Siebert	14.2	12.2	2.0	4	Denny McLain	14.7	16.5	-1.7
5	Jack Aker	7.7	5.7	2.0	5	Rollie Sheldon	7.7	9.3	-1.7
6	Bob Locker	5.6	3.6	2.0	6	Al Downing	10.4	11.7	-1.4
7	Stu Miller	6.4	4.6	1.8	7	George Brunet	11.9	13.3	-1.4
8	Steve D. Barber	7.7	6.0	1.8	8	Frank Kreutzer	2.2	3.5	-1.3
9	Tommy John	12.5	10.9	1.6	9	Tom Kelley	4.6	5.8	-1.2
10	Jim Nash	7.5	5.9	1.5	10	Dick Stigman	3.3	4.5	-1.2