| MLB Closer Report - 2021 | ||||||||||||
| PLAYER | TEAM | GP | IP | W-L | ERA | SV | BS | SV% | K/BB | K/9 | WHIP | BA |
| Mark Melancon | Padres | 64 | 64.2 | 4-3 | 2.23 | 39 | 6 | 86.7 | 2.4 | 8.2 | 1.22 | .228 |
| Liam Hendriks | White Sox | 69 | 71.0 | 8-3 | 2.54 | 38 | 6 | 86.4 | 16.1 | 14.3 | 0.73 | .174 |
| Kenley Jansen | Dodgers | 69 | 69.0 | 4-4 | 2.22 | 38 | 5 | 88.4 | 2.4 | 11.2 | 1.04 | .153 |
| Will Smith | Braves | 71 | 68.0 | 3-7 | 3.44 | 37 | 6 | 86.0 | 3.1 | 11.5 | 1.13 | .198 |
| Raisel Iglesias | Angels | 65 | 70.0 | 7-5 | 2.57 | 34 | 5 | 87.2 | 8.6 | 13.2 | 0.93 | .207 |
| Josh Hader | Brewers | 60 | 58.2 | 4-2 | 1.23 | 34 | 1 | 97.1 | 4.3 | 15.6 | 0.84 | .127 |
| Edwin Diaz | Mets | 63 | 62.2 | 5-6 | 3.45 | 32 | 6 | 84.2 | 3.9 | 12.8 | 1.05 | .195 |
| Jake McGee | Giants | 62 | 59.2 | 3-2 | 2.72 | 31 | 5 | 86.1 | 5.8 | 8.7 | 0.91 | .196 |
| Aroldis Chapman | Yankees | 61 | 56.1 | 6-4 | 3.36 | 30 | 4 | 88.2 | 2.6 | 15.5 | 1.31 | .182 |
| Alex Reyes | Cardinals | 70 | 72.1 | 10-8 | 3.24 | 29 | 5 | 85.3 | 1.8 | 11.8 | 1.35 | .176 |
| Ryan Pressly | Astros | 64 | 64.0 | 5-3 | 2.25 | 26 | 2 | 92.9 | 6.2 | 11.4 | 0.97 | .208 |
| Emmanuel Clase | Guardians | 71 | 69.2 | 4-5 | 1.29 | 24 | 5 | 82.8 | 4.6 | 9.6 | 0.96 | .195 |
| Matt Barnes | Red Sox | 60 | 54.2 | 6-5 | 3.79 | 24 | 6 | 80.0 | 4.2 | 13.8 | 1.12 | .206 |
| Jordan Romano | Blue Jays | 62 | 63.0 | 7-1 | 2.14 | 23 | 1 | 95.8 | 3.4 | 12.1 | 1.05 | .181 |
| Craig Kimbrel | Cubs | 39 | 36.2 | 2-3 | 0.49 | 23 | 2 | 92.0 | 4.9 | 15.7 | 0.71 | .106 |
| Lou Trivino | Athletics | 71 | 73.2 | 7-8 | 3.18 | 22 | 4 | 84.6 | 2.0 | 8.2 | 1.25 | .216 |
| Brad Hand | Nationals | 41 | 42.2 | 5-5 | 3.59 | 21 | 5 | 80.8 | 2.3 | 8.9 | 1.15 | .203 |
| Daniel Bard | Rockies | 67 | 65.2 | 7-8 | 5.21 | 20 | 8 | 71.4 | 2.2 | 11.0 | 1.60 | .265 |
| Gregory Soto | Tigers | 62 | 63.2 | 6-3 | 3.39 | 18 | 1 | 94.7 | 1.9 | 10.7 | 1.35 | .198 |
| Alex Colome | Twins | 67 | 65.0 | 4-4 | 4.15 | 17 | 7 | 70.8 | 2.5 | 8.0 | 1.40 | .264 |
| Scott Barlow | Royals | 71 | 74.1 | 5-3 | 2.42 | 16 | 6 | 72.7 | 3.3 | 11.0 | 1.20 | .223 |
| Ian Kennedy | Rangers | 32 | 32.1 | 0-0 | 2.51 | 16 | 1 | 94.1 | 5.0 | 9.7 | 1.05 | .227 |
| Dylan Floro | Marlins | 68 | 64.0 | 6-6 | 2.81 | 15 | 6 | 71.4 | 2.5 | 8.7 | 1.22 | .217 |
| Drew Steckenrider | Mariners | 62 | 67.2 | 5-2 | 2.00 | 14 | 3 | 82.4 | 3.4 | 7.7 | 1.02 | .214 |
| Richard Rodriguez | Pirates | 37 | 38.1 | 4-2 | 2.82 | 14 | 3 | 82.4 | 6.6 | 7.7 | 0.83 | .194 |
| Diego Castillo | Rays | 37 | 36.1 | 2-4 | 2.72 | 14 | 2 | 87.5 | 4.9 | 12.1 | 0.99 | .200 |
| Hector Neris | Phillies | 74 | 74.1 | 4-7 | 3.63 | 12 | 7 | 63.2 | 3.1 | 11.9 | 1.17 | .202 |
| Cole Sulser | Orioles | 60 | 63.1 | 5-4 | 2.70 | 8 | 3 | 72.7 | 3.2 | 10.4 | 1.12 | .207 |
| Heath Hembree | Reds | 45 | 42.1 | 2-7 | 6.38 | 8 | 2 | 80.0 | 3.6 | 14.5 | 1.20 | .203 |
| Joakim Soria | Diamondbacks | 31 | 29.1 | 1-4 | 4.30 | 6 | 2 | 75.0 | 3.9 | 9.5 | 1.33 | .270 |