Duane Ward struck out the most hitters by a relief pitcher in a season in 1991, with 132 strikeouts.
| 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. 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 | |
| 2 | | R. Dibble | 124 | 1991 | 67 | 3 | 5 | .375 | 0 | 3.17 | 0 | 0 | 31 | 82.1 | 67 | 29 | 32 | 5 | 25 | 0 | 57 | 2 | 334 | 5 | 13.55 | 2.73 | 4.96 | 0.55 | 37.1 | 7.5 | 1.12 | .344 | 3.50 | 7.32 | |
| 3 | | P. Assenmacher | 117 | 1991 | 75 | 7 | 8 | .467 | 0 | 3.24 | 0 | 0 | 15 | 102.2 | 85 | 37 | 41 | 10 | 31 | 3 | 31 | 6 | 427 | 4 | 10.26 | 2.72 | 3.77 | 0.88 | 27.4 | 7.3 | 1.13 | .282 | 3.59 | 7.45 | |
| 4 | | B. Harvey | 101 | 1991 | 67 | 2 | 4 | .333 | 0 | 1.60 | 0 | 0 | 46 | 78.2 | 51 | 14 | 20 | 6 | 17 | 1 | 63 | 3 | 309 | 2 | 11.56 | 1.94 | 5.94 | 0.69 | 32.7 | 5.5 | 0.86 | .245 | 2.29 | 5.83 | |
| 5 | | J. Machado | 98 | 1991 | 54 | 3 | 3 | .500 | 0 | 3.45 | 0 | 0 | 3 | 88.2 | 65 | 34 | 36 | 12 | 55 | 3 | 13 | 1 | 371 | 5 | 9.95 | 5.58 | 1.78 | 1.22 | 26.4 | 14.8 | 1.35 | .261 | 3.65 | 6.60 | |
| 6 | | C. McElroy | 92 | 1991 | 71 | 6 | 2 | .750 | 0 | 1.95 | 0 | 0 | 3 | 101.1 | 73 | 22 | 33 | 7 | 57 | 0 | 12 | 7 | 419 | 1 | 8.17 | 5.06 | 1.61 | 0.62 | 22.0 | 13.6 | 1.28 | .251 | 2.93 | 6.48 | |
| 7 | | J. Boever | 89 | 1991 | 68 | 3 | 5 | .375 | 0 | 3.84 | 0 | 0 | 0 | 98.1 | 90 | 42 | 45 | 10 | 54 | 0 | 27 | 11 | 431 | 6 | 8.15 | 4.94 | 1.65 | 0.92 | 20.6 | 12.5 | 1.46 | .288 | 4.12 | 8.24 | |
| 8 | | D. Eckersley | 87 | 1991 | 67 | 5 | 4 | .556 | 0 | 2.96 | 0 | 0 | 43 | 76.0 | 60 | 25 | 26 | 11 | 9 | 1 | 59 | 3 | 299 | 1 | 10.30 | 1.07 | 9.67 | 1.30 | 29.1 | 3.0 | 0.91 | .257 | 3.08 | 7.11 | |
| 9 | | M. Perez | 85 | 1991 | 41 | 7 | 3 | .700 | 0 | 2.22 | 0 | 0 | 1 | 89.0 | 72 | 22 | 22 | 6 | 24 | 1 | 16 | 0 | 346 | 6 | 8.60 | 2.43 | 3.54 | 0.61 | 24.6 | 6.9 | 1.08 | .287 | 2.22 | 7.28 | |
| 10 | | M. Williams | 84 | 1991 | 69 | 12 | 5 | .706 | 0 | 2.34 | 0 | 0 | 30 | 88.1 | 56 | 23 | 24 | 4 | 62 | 8 | 60 | 5 | 386 | 4 | 8.56 | 6.32 | 1.35 | 0.41 | 21.8 | 16.1 | 1.34 | .228 | 2.45 | 5.71 | |
| 11 | | J. Brantley | 81 | 1991 | 67 | 5 | 2 | .714 | 0 | 2.45 | 0 | 0 | 15 | 95.1 | 78 | 26 | 27 | 8 | 52 | 5 | 39 | 10 | 411 | 6 | 7.65 | 4.91 | 1.56 | 0.76 | 19.7 | 12.7 | 1.36 | .264 | 2.55 | 7.36 | |
| 12 | | G. Cadaret | 81 | 1991 | 63 | 5 | 5 | .500 | 0 | 2.85 | 0 | 0 | 3 | 91.2 | 77 | 29 | 31 | 5 | 46 | 0 | 17 | 6 | 384 | 2 | 7.95 | 4.52 | 1.76 | 0.49 | 21.1 | 12.0 | 1.34 | .286 | 3.04 | 7.56 | |
| 13 | | T. Gordon | 79 | 1991 | 31 | 4 | 7 | .364 | 0 | 2.73 | 0 | 0 | 1 | 69.1 | 52 | 21 | 23 | 3 | 33 | 2 | 11 | 5 | 290 | 1 | 10.25 | 4.28 | 2.39 | 0.39 | 27.2 | 11.4 | 1.23 | .283 | 2.99 | 6.75 | |
| 14 | | T. Frohwirth | 77 | 1991 | 51 | 7 | 3 | .700 | 0 | 1.87 | 0 | 0 | 3 | 96.1 | 64 | 20 | 24 | 2 | 29 | 1 | 10 | 3 | 372 | 0 | 7.19 | 2.71 | 2.66 | 0.19 | 20.7 | 7.8 | 0.97 | .236 | 2.24 | 5.98 | |
| 15 | | J. Montgomery | 77 | 1991 | 67 | 4 | 4 | .500 | 0 | 2.90 | 0 | 0 | 33 | 90.0 | 83 | 29 | 32 | 6 | 28 | 2 | 55 | 2 | 376 | 6 | 7.70 | 2.80 | 2.75 | 0.60 | 20.5 | 7.4 | 1.23 | .293 | 3.20 | 8.30 | |
| 16 | | M. Timlin | 75 | 1991 | 60 | 10 | 5 | .667 | 0 | 3.36 | 0 | 0 | 3 | 93.2 | 80 | 35 | 40 | 6 | 43 | 1 | 17 | 11 | 400 | 5 | 7.21 | 4.13 | 1.74 | 0.58 | 18.8 | 10.8 | 1.31 | .269 | 3.84 | 7.69 | |
| 17 | | M. Jackson | 74 | 1991 | 72 | 7 | 7 | .500 | 0 | 3.25 | 0 | 0 | 14 | 88.2 | 64 | 32 | 35 | 5 | 34 | 6 | 35 | 11 | 363 | 3 | 7.51 | 3.45 | 2.18 | 0.51 | 20.4 | 9.4 | 1.11 | .242 | 3.55 | 6.50 | |
| 18 | | J. Gott | 73 | 1991 | 55 | 4 | 3 | .571 | 0 | 2.96 | 0 | 0 | 2 | 76.0 | 63 | 25 | 28 | 5 | 32 | 1 | 26 | 7 | 322 | 6 | 8.64 | 3.79 | 2.28 | 0.59 | 22.7 | 9.9 | 1.25 | .275 | 3.32 | 7.46 | |
| 19 | | G. Olson | 72 | 1991 | 72 | 4 | 6 | .400 | 0 | 3.18 | 0 | 0 | 31 | 73.2 | 74 | 26 | 28 | 1 | 29 | 1 | 62 | 5 | 319 | 8 | 8.80 | 3.54 | 2.48 | 0.12 | 22.6 | 9.1 | 1.40 | .338 | 3.42 | 9.04 | |
| 20 | | C. Schilling | 71 | 1991 | 56 | 3 | 5 | .375 | 0 | 3.81 | 0 | 0 | 8 | 75.2 | 79 | 32 | 35 | 2 | 39 | 0 | 34 | 7 | 336 | 4 | 8.44 | 4.64 | 1.82 | 0.24 | 21.1 | 11.6 | 1.56 | .344 | 4.16 | 9.40 | |
| 21 | | S. Belinda | 71 | 1991 | 60 | 7 | 5 | .583 | 0 | 3.45 | 0 | 0 | 16 | 78.1 | 50 | 30 | 30 | 10 | 35 | 4 | 37 | 4 | 318 | 2 | 8.16 | 4.02 | 2.03 | 1.15 | 22.3 | 11.0 | 1.09 | .202 | 3.45 | 5.74 | |
| 22 | | J. Habyan | 70 | 1991 | 66 | 4 | 2 | .667 | 0 | 2.30 | 0 | 0 | 2 | 90.0 | 73 | 23 | 28 | 2 | 20 | 2 | 16 | 2 | 349 | 1 | 7.00 | 2.00 | 3.50 | 0.20 | 20.1 | 5.7 | 1.03 | .278 | 2.80 | 7.30 | |
| 23 | | A. Osuna | 68 | 1991 | 71 | 7 | 6 | .538 | 0 | 3.42 | 0 | 0 | 12 | 81.2 | 59 | 31 | 39 | 5 | 46 | 3 | 32 | 5 | 353 | 3 | 7.49 | 5.07 | 1.48 | 0.55 | 19.3 | 13.0 | 1.29 | .234 | 4.30 | 6.50 | |
| 24 | | L. Smith | 67 | 1991 | 67 | 6 | 3 | .667 | 0 | 2.34 | 0 | 0 | 47 | 73.0 | 70 | 19 | 19 | 5 | 13 | 0 | 61 | 5 | 300 | 1 | 8.26 | 1.60 | 5.15 | 0.62 | 22.3 | 4.3 | 1.14 | .302 | 2.34 | 8.63 | |
| 25 | | E. Plunk | 65 | 1991 | 35 | 2 | 2 | .500 | 0 | 4.86 | 0 | 0 | 0 | 66.2 | 80 | 36 | 42 | 10 | 38 | 1 | 6 | 1 | 319 | 5 | 8.78 | 5.13 | 1.71 | 1.35 | 20.4 | 11.9 | 1.77 | .341 | 5.67 | 10.80 | |
TOR
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STLStatMuse has game-level data for strikeouts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 94 | 68 | .580 | |
 Phillies - w | 88 | 74 | .543 | 6.0 |
80 | 82 | .494 | 14.0 | |
77 | 85 | .475 | 17.0 | |
74 | 88 | .457 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 103 | 59 | .636 | |
 Cubs - w | 89 | 73 | .549 | 14.0 |
82 | 80 | .506 | 21.0 | |
77 | 85 | .475 | 26.0 | |
75 | 87 | .463 | 28.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 100 | 62 | .617 | |
 Padres - w | 91 | 71 | .562 | 9.0 |
86 | 76 | .531 | 14.0 | |
65 | 97 | .401 | 35.0 | |
58 | 104 | .358 | 42.0 |
Marlins
Nationals
Mets
Diamondbacks
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Rays - y | 98 | 64 | .605 | |
 Yankees - w | 93 | 68 | .578 | 4.5 |
 Red Sox - w | 87 | 75 | .537 | 11.0 |
79 | 82 | .491 | 18.5 | |
79 | 83 | .488 | 19.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 85 | 77 | .525 | |
 White Sox - w | 84 | 78 | .519 | 1.0 |
77 | 85 | .475 | 8.0 | |
76 | 86 | .469 | 9.0 | |
69 | 93 | .426 | 16.0 | |
| AL West | W | L | PCT | GB |
 Astros - y | 81 | 81 | .500 | |
80 | 82 | .494 | 1.0 | |
76 | 86 | .469 | 5.0 | |
64 | 98 | .395 | 17.0 | |
62 | 100 | .383 | 19.0 |
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Tigers
Rangers
Mariners
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