← Boston Red Sox
Garrett Whitlock
Boston Red Sox
RP · #22 · Bats R · Throws R · 6'5" · 222 lb · Age 30 · 6 yrs in MLB
2026 grade
92.0
- Runs prevented
- +12.6
- IP · ERA
- 52.1 · 1.72
- K · BB
- 59 · 9
- Rank
- 17 of 205 relievers
What the grade is made of
Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.
- Home runs allowed3 vs 6 avg+4.2
- Strikeouts59 vs 44 avg+4.1
- Walks9 vs 17 avg+2.6
- Hit batters0 vs 2 avg+0.8
- Contact allowed (how it turned out counts a quarter)126 vs 128 avg+0.5
- Parks pitched in+0.4
2026 game log: pitching
Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.
| Game | Result | Dec | IP | H | R | ER | BB | K | HR | PC | Grade |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wed, Sep 30@NYYPostseason | L 2-9 | 1.1 | 3 | 3 | 3 | 3 | 1 | 1 | 35 | 3.9 | |
| Wed, Sep 23vsCLE | W 1-0 | H | 1.0 | 1 | 0 | 0 | 1 | 0 | 0 | 20 | 32.6 |
| Sat, Sep 19@TB | L 1-2 | L | 0.2 | 3 | 1 | 0 | 0 | 1 | 0 | 19 | 15.8 |
| Thu, Sep 17@TEX | W 4-3 | S | 1.0 | 0 | 0 | 0 | 1 | 0 | 0 | 12 | 49.8 |
| Sun, Sep 13vsKC | W 4-1 | W | 0.2 | 1 | 0 | 0 | 0 | 1 | 0 | 9 | 46.1 |
| Sat, Sep 12vsKC | W 5-1 | H | 1.0 | 0 | 0 | 0 | 0 | 3 | 0 | 11 | 87.4 |
| Mon, Sep 7vsLAA | W 5-2 | S | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 15 | 86.3 |
| Fri, Sep 4@BAL | W 1-0 | H | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 10 | 43.5 |
| Thu, Sep 3@BAL | W 6-5 | H | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 13 | 75.5 |
| Sat, Aug 29@NYY | W 6-0 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 13 | 76.8 |
| Sun, Aug 9vsATH | L 3-4 | B | 1.0 | 2 | 1 | 1 | 0 | 3 | 0 | 23 | 27.6 |
| Thu, Aug 6vsCHW | W 12-11 | 1.0 | 0 | 1 | 0 | 0 | 1 | 0 | 13 | 87.4 | |
| Wed, Aug 5vsCHW | W 4-0 | H | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 11 | 59.3 |
| Sun, Aug 2@LAD | W 8-4 | 1.0 | 0 | 0 | 0 | 1 | 1 | 0 | 12 | 63.0 | |
| Wed, Jul 29@ATH | W 4-2 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 13 | 59.3 | |
| Mon, Jul 27@ATH | W 4-2 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 88.5 |
| Fri, Jul 24vsTOR | W 6-4 | W | 1.0 | 2 | 1 | 1 | 0 | 1 | 0 | 12 | 27.9 |
| Wed, Jul 22vsBAL | W 6-3 | H | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 89.0 |
| Mon, Jul 20vsBAL | W 6-5 | W | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 89.0 |
| Sat, Jul 18vsTB | W 7-6 | H | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 88.5 |
| Fri, Jul 17vsTB | W 5-3 | H | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 12 | 46.3 |
| Sun, Jul 12@NYM | W 3-2 | S | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 13 | 77.3 |
| Fri, Jul 10@NYM | W 6-2 | H | 1.0 | 2 | 0 | 0 | 0 | 0 | 0 | 14 | 35.1 |
| Thu, Jul 9@CHW | W 2-1 | H | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 17 | 77.9 |
| Tue, Jul 7@CHW | W 8-1 | H | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 77.9 |
| Sun, Jul 5@LAA | W 7-5 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 10 | 83.7 | |
| Fri, Jul 3@LAA | W 5-2 | H | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | – |
| Mon, Jun 29vsWSH | W 6-3 | S | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 11 | 59.3 |
| Sat, Jun 27vsNYY | W 4-1 | H | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 87.4 |
| Thu, Jun 25vsNYY | W 6-3 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 87.4 |
| Tue, Jun 23@COL | W 5-2 | 1.0 | 1 | 1 | 1 | 0 | 1 | 1 | 14 | 24.6 | |
| Mon, Jun 22@COL | L 2-3 | H | 1.0 | 4 | 0 | 0 | 0 | 0 | 0 | 11 | 6.9 |
| Sat, Jun 20@SEA | W 5-1 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 15 | 71.4 | |
| Sat, Jun 13vsTEX | W 6-3 | W | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 84.3 |
| Tue, Jun 9@TB | L 3-4 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 17 | 55.6 | |
| Sun, May 24vsMIN | L 5-6 | B | 0.1 | 2 | 1 | 1 | 0 | 1 | 0 | 14 | 14.6 |
| Tue, May 19@KC | W 7-1 | W | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 7 | 83.7 |
| Mon, May 18@KC | W 3-1 | H | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 12 | 57.8 |
| Thu, May 14vsPHI | L 1-3 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 81.8 | |
| Wed, May 13vsPHI | W 3-1 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 11 | 81.8 |
| Fri, May 8vsTB | W 2-0 | H | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 10 | 83.7 |
| Mon, May 4@DET | W 5-4 | H | 1.0 | 2 | 2 | 2 | 1 | 2 | 0 | 26 | 18.2 |
| Sun, May 3vsHOU | L 1-3 | 1.1 | 1 | 0 | 0 | 0 | 2 | 0 | 19 | 58.8 | |
| Fri, May 1vsHOU | W 3-1 | H | 1.0 | 2 | 0 | 0 | 0 | 0 | 0 | 16 | 27.5 |
| Wed, Apr 29@TOR | L 1-8 | 1.0 | 1 | 1 | 1 | 0 | 0 | 1 | 15 | 22.0 | |
| Sun, Apr 26@BAL | W 5-3 | H | 1.0 | 2 | 1 | 1 | 0 | 1 | 0 | 19 | 35.0 |
| Mon, Apr 20vsDET | W 8-6 | W | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 81.8 |
| Fri, Apr 17vsDET | W 1-0 | W | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 10 | 87.1 |
| Wed, Apr 15@MIN | W 9-5 | 1.0 | 1 | 0 | 0 | 1 | 2 | 0 | 22 | 40.7 | |
| Sat, Apr 11@STL | W 7-1 | H | 1.0 | 1 | 1 | 1 | 0 | 2 | 1 | 12 | 22.0 |
| Tue, Apr 7vsMIL | W 3-2 | H | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 15 | 87.1 |
| Mon, Apr 6vsMIL | L 6-8 | L | 1.0 | 1 | 2 | 1 | 2 | 2 | 0 | 27 | 29.8 |
| Wed, Apr 1@HOU | L 4-6 | 1.0 | 1 | 0 | 0 | 2 | 1 | 0 | 37 | 29.4 | |
| Sat, Mar 28@CIN | L 5-6 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 6 | 84.7 | |
| Thu, Mar 26@CIN | W 3-0 | H | 1.0 | 1 | 0 | 0 | 0 | 2 | 0 | 18 | 43.2 |
2026 game log: hitting
Game grades need 3 plate appearances.
Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.