MLB Wins Above Replacement - All Time

Season:
Players By Season | All-Time Players

All-Time Season WAR Leaders
RK	PLAYER	YEAR	WAR	OFF	DEF	WAA	TRPG	ORPG	RAA	WAAWP
51	Cal Ripken	1991	11.5	9.2	3.4	9.2	4.9	4.5	88.6	0.6
52	Babe Ruth	1926	11.5	11.1	-0.2	9.1	5.4	4.8	94.9	0.6
	Honus Wagner	1908	11.5	11.4	1.4	9.3	3.8	3.3	77.1	0.6
54	Ed Walsh	1912	11.4	0	0	7.8	4.5	3.4	67.4	0.6
	Eddie Cicotte	1917	11.4	0	0	8.2	3.6	2.4	61.4	0.7
	Billy Rhines	1890	11.4	0	0	8.4	5.6	3.7	70	0.7
	Ty Cobb	1917	11.4	10.6	0.2	8.8	4.1	3.6	75.7	0.6
58	Charlie Buffinton	1889	11.3	0	0	8.1	5.9	4.1	82.6	0.7
	Jouett Meekin	1894	11.3	0	0	7.7	7.6	5.7	88.6	0.6
	Red Faber	1921	11.3	0	0	8.1	5.1	3.3	79.9	0.7
	Mickey Mantle	1957	11.3	11.3	-0.1	9.4	4.8	4.2	92	0.6
	Mickey Mantle	1956	11.3	10.7	0.5	9.3	5.3	4.7	96.4	0.6
	Ted Breitenstein	1893	11.3	0	0	8	6.7	4.7	89.7	0.7
64	Bob Gibson	1968	11.2	0	0	8.6	3.4	1.7	62.8	0.8
	Walter Johnson	1910	11.2	0	0	7.9	3.6	2.4	55.1	0.7
	Hal Newhouser	1945	11.2	0	0	8.9	3.9	2.2	66.9	0.7
	Willie Mays	1965	11.2	9.5	1.6	8.7	4.4	4	79.9	0.6
	Walter Johnson	1915	11.2	0	0	8.1	4	2.6	62.6	0.7
69	Stan Musial	1948	11.1	10.7	-0.1	8.4	5	4.5	84.8	0.6
	Willie Mays	1964	11.1	9	1.9	8.5	4.4	4	76.3	0.6
	Christy Mathewson	1908	11.1	0	0	7.9	3.3	2.3	54.9	0.6
	Lefty Grove	1936	11.1	0	0	8.7	5.7	3.2	91.4	0.7
73	Jim Whitney	1883	11	0	0	6.9	5.7	4.5	62.3	0.6
	Pud Galvin	1883	11	0	0	5.7	5.7	4.9	48.3	0.6
	Russ Ford	1910	11	0	0	8.3	3.6	2	57.4	0.7
	Gaylord Perry	1972	11	0	0	7.9	3.5	2.1	53.5	0.7
	Ed Morris	1886	11	0	0	8.4	5.8	4.4	83.3	0.6
	Joe Morgan	1975	11	9.4	2	9	4.6	4.1	84.7	0.6
79	Ed Walsh	1910	10.9	0	0	7.6	3.6	2.4	53.2	0.7
	Randy Johnson	2002	10.9	0	0	8.9	4.5	2.4	75.7	0.8
	Mike Trout	2012	10.9	8.8	2.1	8.8	4.9	4.4	85.5	0.6
	Ted Williams	1946	10.9	10.5	-0.3	9	4.6	4.1	84.5	0.6
	Will White	1882	10.9	0	0	8.8	5.2	3.6	82.4	0.7
	Mookie Betts	2018	10.9	8.7	1.8	8.9	5.1	4.6	86.8	0.6
	Pete Alexander	1915	10.9	0	0	8	3.6	2.4	55.8	0.7
	Kid Nichols	1897	10.9	0	0	7.7	6.1	4.3	74.6	0.7
87	Aaron Judge	2024	10.8	11.7	-0.9	8.6	5	4.4	85.7	0.6
	Rogers Hornsby	1921	10.8	9.9	1.3	8.7	5.1	4.6	89.1	0.6
	Lady Baldwin	1886	10.8	0	0	6.8	5.3	4	57.7	0.6
	Kid Nichols	1898	10.8	0	0	7.4	5.1	3.6	61.7	0.6
	Matt Kilroy	1887	10.8	0	0	7.9	6.9	5.5	88.5	0.6
92	Ty Cobb	1911	10.7	10.2	0.1	8.3	5.2	4.6	84.5	0.6
	Wilbur Wood	1972	10.7	0	0	7.3	3.5	2.4	50.3	0.6
	Sandy Koufax	1963	10.7	0	0	7.7	3.8	2.3	61.6	0.7
	Barry Bonds	2004	10.7	11.5	-1.5	8.8	5.4	4.7	92.7	0.6
	Clark Griffith	1898	10.7	0	0	7.9	5.1	3.1	65.9	0.7
97	Pete Alexander	1916	10.6	0	0	7.7	3.4	2.3	56	0.7
	Dolf Luque	1923	10.6	0	0	8.1	4.8	3	75.2	0.7
	Ted Williams	1942	10.6	10.1	-0.2	8.8	4.8	4.3	85.1	0.6
	Willie Mays	1963	10.6	9.1	1.4	8	4.2	3.8	69.6	0.6

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Glossary

WAR: Wins Above Replacement
OFF: Offensive Wins Above Replacement
DEF: Defensive Wins Above Replacement
WAA: Wins Above Average
TRPG: Average Team Runs Per Game With Player
ORPG: Opponent Team Runs Per Game Against Player
RAA: Runs Above Average
WAAWP: W-L Percentage Off Wins Above Average
RB: Batting Runs From Weighted Runs Above Average
RBR: Baserunning Runs From Weighted Runs Above Average
RAR: Runs Above Replacement
RAAO: Offensive Runs Above Average
WAAO: Offensive Wins Above Average

WAAWPO: W-L Percentage Off Offensive Wins Above Average
WAAD: Defensive Wins Above Average
WAAWPD: W-L Percentage Off Defensive Wins Above Average
RAAD: Defensive Runs Above Average
RGP: Superlative Defensive Plays
RIF: Infield Defensive Ability
ROF: Outfield Arm Ratings
RC: Catcher Defense
RD: Overall Defensive Ability
RA: Actual Runs Allowed
BIP: Percentage Of Team's Balls In Play
PPF: The Pitchers Team Park Factor

WAR data provided by Baseball-Reference