| MLB Closer Report - 2021 | ||||||||||||
| PLAYER | TEAM | GP | IP | W-L | ERA | SV | BS | SV% | K/BB | K/9 | WHIP | BA |
| Mark Melancon | Padres | 6 | 6.0 | 0-0 | 0.00 | 5 | 0 | 100.0 | 0.0 | 7.5 | 0.17 | .050 |
| Jake McGee | Giants | 6 | 5.1 | 1-0 | 0.00 | 4 | 0 | 100.0 | 7.0 | 11.8 | 0.19 | .000 |
| Alex Reyes | Cardinals | 4 | 4.1 | 0-0 | 0.00 | 3 | 0 | 100.0 | 1.5 | 6.2 | 1.15 | .188 |
| Cesar Valdez | Orioles | 4 | 5.1 | 1-0 | 1.69 | 2 | 1 | 66.7 | 5.0 | 8.4 | 1.13 | .238 |
| Alex Colome | Twins | 5 | 5.1 | 0-1 | 6.75 | 2 | 2 | 50.0 | 0.0 | 8.4 | 1.69 | .360 |
| Hector Neris | Phillies | 5 | 5.0 | 0-0 | 0.00 | 2 | 0 | 100.0 | 2.5 | 9.0 | 0.60 | .063 |
| Rafael Montero | Mariners | 5 | 5.1 | 0-0 | 3.38 | 2 | 2 | 50.0 | 3.5 | 11.8 | 0.56 | .059 |
| Raisel Iglesias | Angels | 5 | 5.0 | 1-1 | 7.20 | 2 | 1 | 66.7 | 10.0 | 18.0 | 1.20 | .250 |
| Ian Kennedy | Rangers | 4 | 4.0 | 0-0 | 4.50 | 2 | 0 | 100.0 | 0.0 | 13.5 | 1.50 | .333 |
| Kenley Jansen | Dodgers | 4 | 4.2 | 0-0 | 1.93 | 2 | 1 | 66.7 | 0.8 | 5.8 | 1.07 | .077 |
| Craig Kimbrel | Cubs | 4 | 4.2 | 0-0 | 0.00 | 2 | 0 | 100.0 | 0.0 | 17.4 | 0.00 | .000 |
| Will Smith | Braves | 5 | 4.0 | 0-2 | 6.75 | 2 | 0 | 100.0 | 2.5 | 11.3 | 1.50 | .286 |
| Diego Castillo | Rays | 4 | 4.2 | 0-0 | 1.93 | 2 | 1 | 66.7 | 5.0 | 9.6 | 0.86 | .188 |
| Emmanuel Clase | Indians | 4 | 4.0 | 1-0 | 0.00 | 2 | 0 | 100.0 | 6.0 | 13.5 | 0.50 | .083 |
| Daniel Bard | Rockies | 4 | 3.2 | 0-0 | 0.00 | 2 | 0 | 100.0 | 3.0 | 14.7 | 1.09 | .143 |
| Amir Garrett | Reds | 3 | 3.0 | 0-0 | 15.00 | 2 | 0 | 100.0 | 0.8 | 9.0 | 3.00 | .357 |
| Chad Green | Yankees | 5 | 7.2 | 0-1 | 0.00 | 1 | 0 | 100.0 | 6.0 | 7.0 | 0.39 | .087 |
| Kyle Zimmer | Royals | 4 | 6.1 | 0-0 | 0.00 | 1 | 0 | 100.0 | 3.5 | 9.9 | 0.47 | .053 |
| Yimi Garcia | Marlins | 5 | 5.0 | 0-1 | 1.80 | 1 | 0 | 100.0 | 2.0 | 7.2 | 0.80 | .125 |
| Brooks Raley | Astros | 4 | 4.0 | 0-0 | 11.25 | 1 | 0 | 100.0 | 2.0 | 9.0 | 2.00 | .333 |
| Bryan Garcia | Tigers | 4 | 4.1 | 0-0 | 8.31 | 1 | 0 | 100.0 | 2.0 | 8.3 | 1.85 | .300 |
| Liam Hendriks | White Sox | 3 | 3.1 | 0-0 | 8.10 | 1 | 1 | 50.0 | 5.0 | 13.5 | 1.50 | .286 |
| Brad Boxberger | Brewers | 3 | 2.1 | 0-0 | 0.00 | 1 | 0 | 100.0 | 0.0 | 3.9 | 0.00 | .000 |
| Chris Devenski | Diamondbacks | 2 | 2.0 | 0-0 | 9.00 | 1 | 1 | 50.0 | 0.0 | 4.5 | 1.00 | .250 |
| Richard Rodriguez | Pirates | 3 | 2.1 | 0-0 | 0.00 | 1 | 0 | 100.0 | 3.0 | 11.6 | 0.43 | .000 |
| Nick Pivetta | Red Sox | 2 | 11.0 | 2-0 | 3.27 | 0 | 0 | 0.0 | 1.6 | 9.0 | 1.45 | .237 |
| Lou Trivino | Athletics | 5 | 6.2 | 0-0 | 1.35 | 0 | 0 | 0.0 | 2.7 | 10.8 | 0.60 | .048 |
| David Phelps | Blue Jays | 5 | 5.0 | 0-0 | 0.00 | 0 | 0 | 0.0 | 2.5 | 9.0 | 1.20 | .235 |
| Miguel Castro | Mets | 3 | 3.0 | 0-0 | 3.00 | 0 | 0 | 0.0 | 0.0 | 9.0 | 1.33 | .308 |
| Wander Suero | Nationals | 4 | 3.1 | 0-0 | 2.70 | 0 | 0 | 0.0 | 1.5 | 8.1 | 1.50 | .231 |