Between May 6, 2020 and May 6, 2025, 21 teams are tied for losing the most games in a game, with 1 loss. The first three are the Cleveland Guardians today and the Chicago White Sox and the Arizona Diamondbacks yesterday.
Interpreted as:
biggest loss by one team in a regular-season game in the past 5 years| TEAM | L | DATE | TM | OPP | RESULT | W | L% | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Guardians | 1 | 5/6/2025 |  CLE | @ |  WSH | L 9-10 | 0 | 1.000 | 39 | 9 | 14 | 2 | 0 | 1 | 8 | 4 | 0 | 1 | 2 | 0 | 44 | 19 | 3 | 0 | 1 | 0 | 0 | .359 | .409 | .487 | .896 |
| 2 |  | White Sox | 1 | 5/5/2025 |  CWS | @ |  KCR | L 0-3 | 0 | 1.000 | 32 | 0 | 6 | 1 | 0 | 0 | 0 | 2 | 0 | 14 | 1 | 0 | 34 | 7 | 1 | 0 | 0 | 0 | 0 | .188 | .235 | .219 | .454 |
| 3 |  | Astros | 1 | 5/5/2025 |  HOU | @ |  MIL | L 1-5 | 0 | 1.000 | 36 | 1 | 9 | 1 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 0 | 36 | 10 | 1 | 0 | 0 | 0 | 1 | .250 | .250 | .278 | .528 |
| 4 |  | Yankees | 1 | 5/5/2025 |  NYY | vs |  SDP | L 3-4 | 0 | 1.000 | 30 | 3 | 6 | 1 | 0 | 1 | 3 | 4 | 0 | 9 | 2 | 0 | 35 | 10 | 2 | 0 | 1 | 0 | 1 | .200 | .286 | .333 | .619 |
| 5 |  | Reds | 1 | 5/5/2025 |  CIN | @ |  ATL | L 0-4 | 0 | 1.000 | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 6 | 0 | 0 | 32 | 1 | 0 | 0 | 0 | 0 | 1 | .037 | .188 | .037 | .225 |
| 6 |  | Pirates | 1 | 5/5/2025 |  PIT | @ |  STL | L 3-6 | 0 | 1.000 | 33 | 3 | 7 | 1 | 0 | 1 | 3 | 4 | 1 | 5 | 0 | 1 | 38 | 11 | 2 | 0 | 0 | 0 | 1 | .212 | .316 | .333 | .649 |
| 7 |  | Marlins | 1 | 5/5/2025 |  MIA | vs |  LAD | L 4-7 | 0 | 1.000 | 38 | 4 | 10 | 1 | 0 | 1 | 4 | 3 | 0 | 10 | 1 | 0 | 41 | 14 | 2 | 0 | 0 | 0 | 0 | .263 | .317 | .368 | .685 |
| 8 |  | Diamondbacks | 1 | 5/5/2025 |  AZ | vs |  NYM | L 4-5 | 0 | 1.000 | 33 | 4 | 8 | 0 | 0 | 1 | 4 | 4 | 0 | 10 | 0 | 1 | 37 | 11 | 1 | 0 | 0 | 0 | 2 | .242 | .324 | .333 | .658 |
| 9 |  | Giants | 1 | 5/5/2025 |  SFG | @ |  CHC | L 2-9 | 0 | 1.000 | 33 | 2 | 7 | 0 | 0 | 1 | 2 | 0 | 1 | 10 | 1 | 0 | 34 | 10 | 1 | 0 | 0 | 0 | 1 | .212 | .235 | .303 | .538 |
| 10 |  | Mariners | 1 | 5/5/2025 |  SEA | @ |  ATH | L 6-7 | 0 | 1.000 | 38 | 6 | 8 | 1 | 0 | 0 | 6 | 7 | 0 | 9 | 1 | 0 | 46 | 9 | 1 | 0 | 1 | 0 | 1 | .211 | .326 | .237 | .563 |
| 11 |  | Orioles | 1 | 5/4/2025 |  BAL | vs | KCR | L 6-11 | 0 | 1.000 | 37 | 6 | 11 | 4 | 0 | 4 | 6 | 2 | 1 | 6 | 0 | 0 | 40 | 27 | 8 | 0 | 0 | 0 | 1 | .297 | .350 | .730 | 1.080 |
| 12 | | Mariners | 1 | 5/4/2025 | SEA | @ |  TEX | L 1-8 | 0 | 1.000 | 30 | 1 | 4 | 0 | 0 | 0 | 1 | 3 | 0 | 5 | 1 | 0 | 33 | 4 | 0 | 0 | 0 | 0 | 1 | .133 | .212 | .133 | .345 |
| 13 |  | Cubs | 1 | 5/4/2025 | CHC | @ | MIL | L 0-4 | 0 | 1.000 | 30 | 0 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 11 | 1 | 1 | 32 | 5 | 0 | 0 | 0 | 0 | 1 | .167 | .219 | .167 | .385 |
| 14 | | Yankees | 1 | 5/4/2025 | NYY | vs |  TBR | L 5-7 | 0 | 1.000 | 32 | 5 | 8 | 1 | 0 | 1 | 5 | 7 | 0 | 4 | 0 | 0 | 39 | 12 | 2 | 0 | 0 | 0 | 3 | .250 | .385 | .375 | .760 |
| 15 |  | Mets | 1 | 5/4/2025 | NYM | @ | STL | L 5-6 | 0 | 1.000 | 35 | 5 | 10 | 3 | 0 | 0 | 5 | 8 | 0 | 7 | 1 | 0 | 44 | 13 | 3 | 0 | 1 | 0 | 1 | .286 | .409 | .371 | .781 |
| 16 |  | Phillies | 1 | 5/4/2025 |  PHI | vs | AZ | L 9-11 | 0 | 1.000 | 42 | 9 | 14 | 2 | 0 | 3 | 9 | 5 | 0 | 14 | 0 | 0 | 48 | 25 | 5 | 0 | 1 | 0 | 1 | .333 | .396 | .595 | .991 |
| 17 |  | Blue Jays | 1 | 5/4/2025 |  TOR | vs | CLE | L 4-5 | 0 | 1.000 | 33 | 4 | 7 | 2 | 0 | 0 | 4 | 3 | 2 | 5 | 1 | 0 | 40 | 9 | 2 | 1 | 1 | 0 | 0 | .212 | .308 | .273 | .580 |
| 18 | | Reds | 1 | 5/4/2025 | CIN | vs | WSH | L 1-4 | 0 | 1.000 | 31 | 1 | 5 | 0 | 0 | 1 | 1 | 4 | 0 | 13 | 1 | 0 | 35 | 8 | 1 | 0 | 0 | 0 | 0 | .161 | .257 | .258 | .515 |
| 19 |  | Dodgers | 1 | 5/4/2025 | LAD | @ | ATL | L 3-4 | 0 | 1.000 | 34 | 3 | 7 | 3 | 0 | 1 | 3 | 2 | 0 | 12 | 1 | 0 | 36 | 13 | 4 | 0 | 0 | 0 | 0 | .206 | .250 | .382 | .632 |
| 20 | | Astros | 1 | 5/4/2025 | HOU | @ | CWS | L 4-5 | 0 | 1.000 | 28 | 4 | 9 | 0 | 0 | 1 | 4 | 3 | 1 | 4 | 0 | 0 | 32 | 12 | 1 | 0 | 0 | 0 | 1 | .321 | .406 | .429 | .835 |
| 21 | | Marlins | 1 | 5/4/2025 | MIA | vs | ATH | L 2-3 | 0 | 1.000 | 32 | 2 | 5 | 1 | 0 | 0 | 2 | 0 | 0 | 4 | 1 | 0 | 32 | 6 | 1 | 0 | 0 | 0 | 0 | .156 | .156 | .188 | .344 |
| 22 |  | Red Sox | 1 | 5/4/2025 |  BOS | vs |  MIN | L 4-5 | 0 | 1.000 | 32 | 4 | 7 | 1 | 0 | 1 | 4 | 2 | 1 | 6 | 1 | 0 | 37 | 11 | 2 | 1 | 1 | 0 | 0 | .219 | .278 | .344 | .622 |
| 23 | | Pirates | 1 | 5/4/2025 | PIT | vs | SDP | L 0-4 | 0 | 1.000 | 33 | 0 | 8 | 1 | 1 | 0 | 0 | 2 | 0 | 11 | 0 | 1 | 35 | 11 | 2 | 0 | 0 | 0 | 1 | .242 | .286 | .333 | .619 |
| 24 |  | Rockies | 1 | 5/4/2025 |  COL | @ | SFG | L 3-9 | 0 | 1.000 | 36 | 3 | 10 | 0 | 3 | 0 | 3 | 2 | 0 | 8 | 0 | 0 | 38 | 16 | 3 | 0 | 0 | 0 | 2 | .278 | .316 | .444 | .760 |
| 25 |  | Angels | 1 | 5/4/2025 |  LAA | vs |  DET | L 1-13 | 0 | 1.000 | 32 | 1 | 5 | 2 | 0 | 0 | 1 | 4 | 1 | 12 | 0 | 0 | 37 | 7 | 2 | 0 | 0 | 0 | 0 | .156 | .270 | .219 | .489 |
Some of the information used here was obtained free of charge from Retrosheet.
