Dick Radatz has fanned the most batters by a relief pitcher in a season, with 183 strikeouts in 1964.
| NAME | SO | SEASON | TM | G | W | L | W% | GS | ERA | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | D. Radatz | 183 | 1964 | 79 | 16 | 9 | .640 | 0 | 2.29 | 0 | 0 | 29 | 157.0 | 103 | 40 | 44 | 13 | 58 | 7 | 67 | 9 | 634 | 1 | 10.49 | 3.32 | 3.16 | 0.75 | 28.9 | 9.1 | 1.03 | .241 | 2.52 | 5.90 | |
| 2 | | M. Eichhorn | 166 | 1986 | 69 | 14 | 6 | .700 | 0 | 1.72 | 0 | 0 | 10 | 157.0 | 105 | 30 | 32 | 8 | 45 | 7 | 38 | 14 | 612 | 2 | 9.52 | 2.58 | 3.69 | 0.46 | 27.1 | 7.4 | 0.96 | .251 | 1.83 | 6.02 | |
| 3 | | D. Radatz | 162 | 1963 | 66 | 15 | 6 | .714 | 0 | 2.04 | 0 | 0 | 23 | 132.1 | 94 | 30 | 31 | 9 | 51 | 5 | 58 | 12 | 541 | 5 | 11.02 | 3.47 | 3.18 | 0.61 | 29.9 | 9.4 | 1.10 | .271 | 2.11 | 6.39 | |
| 4 | | B. Lidge | 157 | 2004 | 80 | 6 | 5 | .545 | 0 | 1.90 | 0 | 0 | 29 | 94.2 | 57 | 20 | 21 | 8 | 30 | 6 | 44 | 5 | 369 | 3 | 14.93 | 2.85 | 5.23 | 0.76 | 42.5 | 8.1 | 0.92 | .292 | 2.00 | 5.42 | |
| 5 | | D. Selma | 153 | 1970 | 73 | 8 | 9 | .471 | 0 | 2.75 | 0 | 0 | 22 | 134.1 | 108 | 41 | 42 | 8 | 59 | 4 | 47 | 9 | 553 | 10 | 10.25 | 3.95 | 2.59 | 0.54 | 27.7 | 10.7 | 1.24 | .304 | 2.81 | 7.24 | |
| 6 | | R. Gossage | 151 | 1977 | 72 | 11 | 9 | .550 | 0 | 1.62 | 0 | 0 | 26 | 133.0 | 78 | 24 | 27 | 9 | 49 | 2 | 55 | 6 | 523 | 2 | 10.22 | 3.32 | 3.08 | 0.61 | 28.9 | 9.4 | 0.95 | .221 | 1.83 | 5.28 | |
| 7 | | D. Radatz | 144 | 1962 | 62 | 9 | 6 | .600 | 0 | 2.24 | 0 | 0 | 24 | 124.2 | 95 | 31 | 32 | 9 | 40 | 4 | 53 | 2 | 504 | 3 | 10.40 | 2.89 | 3.60 | 0.65 | 28.6 | 7.9 | 1.08 | .280 | 2.31 | 6.86 | |
| 8 |  | J. Hader | 143 | 2018 | 55 | 6 | 1 | .857 | 0 | 2.43 | 0 | 0 | 12 | 81.1 | 36 | 22 | 23 | 9 | 30 | 1 | 14 | 0 | 306 | 0 | 15.82 | 3.32 | 4.77 | 1.00 | 46.7 | 9.8 | 0.81 | .220 | 2.55 | 3.98 | |
| 9 | | M. Marshall | 143 | 1974 | 106 | 15 | 12 | .556 | 0 | 2.42 | 0 | 0 | 21 | 208.1 | 191 | 56 | 66 | 9 | 56 | 1 | 83 | 1 | 857 | 5 | 6.18 | 2.42 | 2.55 | 0.39 | 16.7 | 6.5 | 1.19 | .281 | 2.85 | 8.25 | |
| 10 | | R. Dibble | 141 | 1989 | 74 | 10 | 5 | .667 | 0 | 2.09 | 0 | 0 | 2 | 99.0 | 62 | 23 | 23 | 4 | 39 | 3 | 18 | 11 | 401 | 7 | 12.82 | 3.55 | 3.62 | 0.36 | 35.2 | 9.7 | 1.02 | .271 | 2.09 | 5.64 | |
| 11 | | J. Hader | 138 | 2019 | 61 | 3 | 5 | .375 | 0 | 2.62 | 0 | 0 | 37 | 75.2 | 41 | 22 | 24 | 15 | 20 | 4 | 46 | 2 | 289 | 0 | 16.41 | 2.38 | 6.90 | 1.78 | 47.8 | 6.9 | 0.81 | .232 | 2.85 | 4.88 | |
| 12 | | C. Marmol | 138 | 2010 | 77 | 2 | 3 | .400 | 0 | 2.55 | 0 | 0 | 38 | 77.2 | 40 | 22 | 23 | 1 | 52 | 8 | 70 | 4 | 332 | 2 | 15.99 | 6.03 | 2.65 | 0.12 | 41.6 | 15.7 | 1.18 | .293 | 2.67 | 4.64 | |
| 13 | | E. Gagne | 137 | 2003 | 77 | 2 | 3 | .400 | 0 | 1.20 | 0 | 0 | 55 | 82.1 | 37 | 11 | 12 | 2 | 20 | 3 | 67 | 2 | 306 | 2 | 14.98 | 2.19 | 6.85 | 0.22 | 44.8 | 6.5 | 0.69 | .243 | 1.31 | 4.04 | |
| 14 | | R. Dibble | 136 | 1990 | 68 | 8 | 3 | .727 | 0 | 1.74 | 0 | 0 | 11 | 98.0 | 62 | 19 | 22 | 3 | 34 | 1 | 29 | 3 | 384 | 3 | 12.49 | 3.12 | 4.00 | 0.28 | 35.4 | 8.9 | 0.98 | .281 | 2.02 | 5.69 | |
| 15 | | J. Kern | 136 | 1979 | 71 | 13 | 5 | .722 | 0 | 1.57 | 0 | 0 | 29 | 143.0 | 99 | 25 | 35 | 5 | 62 | 2 | 57 | 6 | 578 | 5 | 8.56 | 3.90 | 2.19 | 0.31 | 23.5 | 10.7 | 1.13 | .252 | 2.20 | 6.23 | |
| 16 | | D. Betances | 135 | 2014 | 70 | 5 | 0 | 1.000 | 0 | 1.40 | 0 | 0 | 1 | 90.0 | 46 | 14 | 15 | 4 | 24 | 4 | 8 | 1 | 341 | 2 | 13.50 | 2.40 | 5.63 | 0.40 | 39.6 | 7.0 | 0.78 | .241 | 1.50 | 4.60 | |
| 17 | | J. Hiller | 134 | 1974 | 59 | 17 | 14 | .548 | 0 | 2.64 | 0 | 0 | 13 | 150.0 | 127 | 44 | 51 | 10 | 62 | 3 | 52 | 19 | 633 | 7 | 8.04 | 3.72 | 2.16 | 0.60 | 21.2 | 9.8 | 1.26 | .276 | 3.06 | 7.62 | |
| 18 | | D. Ward | 132 | 1991 | 81 | 7 | 6 | .538 | 0 | 2.77 | 0 | 0 | 23 | 107.1 | 80 | 33 | 36 | 3 | 33 | 2 | 46 | 3 | 428 | 6 | 11.07 | 2.77 | 4.00 | 0.25 | 30.8 | 7.7 | 1.05 | .298 | 3.02 | 6.71 | |
| 19 | | D. Betances | 131 | 2015 | 74 | 6 | 4 | .600 | 0 | 1.50 | 0 | 0 | 9 | 84.0 | 45 | 14 | 17 | 6 | 40 | 3 | 17 | 2 | 332 | 9 | 14.04 | 4.29 | 3.28 | 0.64 | 39.5 | 12.0 | 1.01 | .257 | 1.82 | 4.82 | |
| 20 |  | M. Rivera | 130 | 1996 | 61 | 8 | 3 | .727 | 0 | 2.09 | 0 | 0 | 5 | 107.2 | 73 | 25 | 25 | 1 | 34 | 2 | 14 | 3 | 425 | 1 | 10.87 | 2.84 | 3.82 | 0.08 | 30.6 | 8.0 | 0.99 | .279 | 2.09 | 6.10 | |
| 21 | | R. Gossage | 130 | 1975 | 62 | 9 | 8 | .529 | 0 | 1.84 | 0 | 0 | 26 | 141.2 | 99 | 29 | 32 | 3 | 70 | 5 | 49 | 15 | 583 | 3 | 8.26 | 4.45 | 1.86 | 0.19 | 22.3 | 12.0 | 1.19 | .256 | 2.03 | 6.29 | |
| 22 | | B. Sutter | 129 | 1977 | 62 | 7 | 3 | .700 | 0 | 1.34 | 0 | 0 | 31 | 107.1 | 69 | 16 | 21 | 5 | 23 | 1 | 48 | 7 | 411 | 7 | 10.82 | 1.93 | 5.61 | 0.42 | 31.4 | 5.6 | 0.86 | .253 | 1.76 | 5.79 | |
| 23 | | O. Dotel | 128 | 2001 | 57 | 6 | 3 | .667 | 0 | 1.93 | 0 | 0 | 2 | 84.0 | 55 | 18 | 21 | 3 | 33 | 2 | 20 | 1 | 339 | 4 | 13.71 | 3.54 | 3.88 | 0.32 | 37.8 | 9.7 | 1.05 | .301 | 2.25 | 5.89 | |
| 24 | | A. Benitez | 128 | 1999 | 77 | 4 | 3 | .571 | 0 | 1.85 | 0 | 0 | 22 | 78.0 | 40 | 16 | 17 | 4 | 41 | 0 | 42 | 4 | 312 | 2 | 14.77 | 4.73 | 3.12 | 0.46 | 41.0 | 13.1 | 1.04 | .259 | 1.96 | 4.62 | |
| 25 | | S. Garrelts | 128 | 1987 | 64 | 11 | 7 | .611 | 0 | 3.22 | 0 | 0 | 12 | 106.1 | 70 | 38 | 41 | 10 | 55 | 0 | 43 | 4 | 428 | 5 | 10.83 | 4.66 | 2.33 | 0.85 | 29.9 | 12.9 | 1.18 | .255 | 3.47 | 5.92 | |
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SFGStatMuse has game-level data for strikeouts going back to the 1901 season.
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AVG
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Team Pitching Leaders 
W
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103
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
62 | 44 | .585 | ||
57 | 50 | .533 | 5.5 | |
54 | 53 | .505 | 8.5 | |
53 | 54 | .495 | 9.5 | |
45 | 62 | .421 | 17.5 | |
| NL Central | W | L | PCT | GB |
66 | 40 | .623 | ||
60 | 46 | .566 | 6.0 | |
55 | 52 | .514 | 11.5 | |
53 | 53 | .500 | 13.0 | |
49 | 55 | .471 | 16.0 | |
| NL West | W | L | PCT | GB |
67 | 39 | .632 | ||
55 | 52 | .514 | 12.5 | |
53 | 53 | .500 | 14.0 | |
45 | 61 | .425 | 22.0 | |
42 | 65 | .393 | 25.5 |
Braves
Nationals
Marlins
Brewers
Cardinals
Diamondbacks
Padres
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
62 | 43 | .590 | ||
60 | 46 | .566 | 2.5 | |
55 | 50 | .524 | 7.0 | |
52 | 55 | .486 | 11.0 | |
49 | 58 | .458 | 14.0 | |
| AL Central | W | L | PCT | GB |
55 | 50 | .524 | ||
54 | 53 | .505 | 2.0 | |
53 | 54 | .495 | 3.0 | |
50 | 57 | .467 | 6.0 | |
45 | 62 | .421 | 11.0 | |
| AL West | W | L | PCT | GB |
54 | 52 | .509 | ||
53 | 55 | .491 | 2.0 | |
52 | 55 | .486 | 2.5 | |
44 | 62 | .415 | 10.0 | |
42 | 65 | .393 | 12.5 |
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Twins
Royals
Rangers
Astros
Mariners
Angels