45 players were tied for the most grand slams in a game this season, with 1 grand slam. The first three are Alejandro Kirk on September 28 and Fernando Tatis Jr. and Seiya Suzuki on September 26.
Interpreted as:
most grand slams by a player in a single MLB regular-season game in 2025| NAME | GRANDSLAM | DATE | TM | OPP | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | A. Kirk | 1 | 9/28/2025 |  TOR | vs |  TBR | 5 | 2 | 3 | 1 | 0 | 2 | 6 | 0 | 0 | 1 | 0 | 0 | 5 | 10 | 3 | 0 | 0 | 0 | 0 |
| 2 |  | F. Tatis Jr. | 1 | 9/26/2025 |  SDP | vs |  AZ | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 3 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 |
| 3 |  | S. Suzuki | 1 | 9/26/2025 |  CHC | vs |  STL | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 4 |  | D. Varsho | 1 | 9/25/2025 | TOR | vs |  BOS | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 |
| 5 |  | R. O'Hearn | 1 | 9/23/2025 | SDP | vs |  MIL | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 |
| 6 | | J.P. Crawford | 1 | 9/21/2025 |  SEA | @ |  HOU | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 7 |  | B. Rice | 1 | 9/21/2025 |  NYY | @ |  BAL | 5 | 1 | 4 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 8 | 2 | 0 | 0 | 0 | 0 |
| 8 |  | J. Peña | 1 | 9/20/2025 | HOU | vs | SEA | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 5 | 1 | 0 | 0 | 0 | 0 |
| 9 | | E. Pereira | 1 | 9/19/2025 | TBR | vs | BOS | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 3 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 |
| 10 |  | M. Machado | 1 | 9/17/2025 | SDP | @ |  NYM | 5 | 1 | 3 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 1 | 0 | 5 | 6 | 1 | 0 | 0 | 0 | 0 |
| 11 |  | N. Kurtz | 1 | 9/13/2025 |  ATH | vs |  CIN | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 |
| 12 | | P. Bailey | 1 | 9/12/2025 |  SFG | vs |  LAD | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 13 |  | M. Betts | 1 | 9/10/2025 | LAD | vs |  COL | 5 | 1 | 4 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 8 | 2 | 0 | 0 | 0 | 0 |
| 14 | | M. Helman | 1 | 9/8/2025 |  TEX | vs | MIL | 3 | 1 | 2 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 2 | 0 | 0 | 0 | 0 |
| 15 |  | T. Grisham | 1 | 9/2/2025 | NYY | @ | HOU | 4 | 2 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 |
| 16 |  | J. Soto | 1 | 9/1/2025 | NYM | @ |  DET | 3 | 2 | 2 | 0 | 1 | 1 | 6 | 2 | 0 | 1 | 0 | 1 | 5 | 7 | 2 | 0 | 0 | 0 | 0 |
| 17 |  | B. Lowe | 1 | 8/31/2025 | TBR | @ |  WSH | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 18 | | T. Grisham | 1 | 8/29/2025 | NYY | @ |  CWS | 4 | 2 | 1 | 0 | 0 | 1 | 4 | 1 | 0 | 3 | 1 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 |
| 19 | | M. Vargas | 1 | 8/28/2025 | CWS | vs | NYY | 2 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 1 | 0 | 0 | 0 | 0 |
| 20 |  | R. Greene | 1 | 8/26/2025 | DET | @ | ATH | 5 | 1 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 5 | 5 | 1 | 0 | 0 | 0 | 0 |
| 21 | | R. Laureano | 1 | 8/26/2025 | SDP | @ | SEA | 4 | 2 | 2 | 1 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 2 | 0 | 0 | 0 | 1 |
| 22 | | J. Young | 1 | 8/25/2025 | WSH | @ | NYY | 3 | 1 | 1 | 0 | 0 | 1 | 4 | 1 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 23 |  | S. Langeliers | 1 | 8/25/2025 | ATH | vs | DET | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 24 |  | J. Caminero | 1 | 8/24/2025 | TBR | vs | STL | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 |
| 25 | | R. McGuire | 1 | 8/23/2025 | CHC | @ |  LAA | 2 | 2 | 1 | 0 | 0 | 1 | 5 | 1 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 1 | 0 | 0 |
Some of the information used here was obtained free of charge from Retrosheet.
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