6 players are tied for the most grand slams in a game, with 2 grand slams. The first three are Josh Willingham on July 27, 2009, Bill Mueller on July 29, 2003 and Nomar Garciaparra on May 10, 1999.
Interpreted as:
most grand slams by a player in a regular-season game ever| 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 |  | J. Willingham | 2 | 7/27/2009 | @ | 5 | 2 | 3 | 1 | 0 | 2 | 8 | 0 | 0 | 1 | 0 | 0 | 5 | 10 | 3 | 0 | 0 | 0 | 0 | ||
| 2 | | B. Mueller | 2 | 7/29/2003 | @ | 5 | 3 | 3 | 0 | 0 | 3 | 9 | 0 | 0 | 0 | 0 | 0 | 5 | 12 | 3 | 0 | 0 | 0 | 0 | ||
| 3 | | N. Garciaparra | 2 | 5/10/1999 | vs | 4 | 3 | 3 | 0 | 0 | 3 | 10 | 1 | 0 | 0 | 0 | 0 | 5 | 12 | 3 | 0 | 0 | 0 | 0 | ||
| 4 | | F. Tatis | 2 | 4/23/1999 | @ | 5 | 2 | 2 | 0 | 0 | 2 | 8 | 0 | 0 | 2 | 0 | 0 | 5 | 8 | 2 | 0 | 0 | 0 | 0 | ||
| 5 | | C. Hoiles | 2 | 8/14/1998 | @ | 5 | 2 | 3 | 0 | 0 | 2 | 8 | 0 | 0 | 1 | 0 | 0 | 5 | 9 | 2 | 0 | 0 | 0 | 0 | ||
| 6 | | R. Ventura | 2 | 9/4/1995 | @ | 5 | 3 | 3 | 1 | 0 | 2 | 8 | 1 | 0 | 0 | 0 | 0 | 6 | 10 | 3 | 0 | 0 | 0 | 0 | ||
| 7 |  | A. Kirk | 1 | 9/28/2025 | vs | 5 | 2 | 3 | 1 | 0 | 2 | 6 | 0 | 0 | 1 | 0 | 0 | 5 | 10 | 3 | 0 | 0 | 0 | 0 | ||
| 8 |  | F. Tatis Jr. | 1 | 9/26/2025 | vs | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 3 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 9 |  | S. Suzuki | 1 | 9/26/2025 | vs | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 10 |  | D. Varsho | 1 | 9/25/2025 | vs | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 11 | | R. O'Hearn | 1 | 9/23/2025 | vs | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 12 | | J.P. Crawford | 1 | 9/21/2025 | @ | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 13 |  | B. Rice | 1 | 9/21/2025 | @ | 5 | 1 | 4 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 8 | 2 | 0 | 0 | 0 | 0 | ||
| 14 |  | J. Peña | 1 | 9/20/2025 | vs | 4 | 1 | 2 | 0 | 0 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 5 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 15 | | E. Pereira | 1 | 9/19/2025 | vs | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 3 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 16 |  | M. Machado | 1 | 9/17/2025 | @ | 5 | 1 | 3 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 1 | 0 | 5 | 6 | 1 | 0 | 0 | 0 | 0 | ||
| 17 |  | N. Kurtz | 1 | 9/13/2025 | vs | 5 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 18 | | P. Bailey | 1 | 9/12/2025 | vs | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 19 |  | M. Betts | 1 | 9/10/2025 | vs | 5 | 1 | 4 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 5 | 8 | 2 | 0 | 0 | 0 | 0 | ||
| 20 | | M. Helman | 1 | 9/8/2025 | vs | 3 | 1 | 2 | 1 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 6 | 2 | 0 | 0 | 0 | 0 | ||
| 21 |  | T. Grisham | 1 | 9/2/2025 | @ | 4 | 2 | 2 | 0 | 0 | 1 | 4 | 0 | 0 | 1 | 0 | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 | ||
| 22 |  | J. Soto | 1 | 9/1/2025 | @ | 3 | 2 | 2 | 0 | 1 | 1 | 6 | 2 | 0 | 1 | 0 | 1 | 5 | 7 | 2 | 0 | 0 | 0 | 0 | ||
| 23 |  | B. Lowe | 1 | 8/31/2025 | @ | 4 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 24 | | T. Grisham | 1 | 8/29/2025 | @ | 4 | 2 | 1 | 0 | 0 | 1 | 4 | 1 | 0 | 3 | 1 | 0 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | ||
| 25 | | M. Vargas | 1 | 8/28/2025 | vs | 2 | 1 | 1 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | ||
WSH
MIL
BOS
TEX
SEA
STL
LAD
BAL
CLE
CWS
TOR
TBR
SDP
AZ
CHC
MIL
HOU
NYY
NYM
ATH
CIN
SFG
COL
DETResults may be incomplete. StatMuse has complete game-level data for grand slams going back to the 1920 season.
Some of the information used here was obtained free of charge from Retrosheet.
More Nationals Stats
Team Batting Leaders 
HR
1
Young
RBI
2
Abrams
AVG
1.000
Wiemer
Team Pitching Leaders
W
1
Lord
K
5
Cavalli
ERA
3.86
Lord
Team Rankings
HR
3
2nd
R
10
3rd
SO
9
13th
ERA
3.00
9th
Phillies
Braves
Marlins
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
0 | 0 | 0.5 | ||
0 | 0 | 0.5 | ||
| NL Central | W | L | PCT | GB |
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 | |
| NL West | W | L | PCT | GB |
1 | 0 | 1.000 | ||
0 | 0 | 0.5 | ||
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 |
Pirates| AL East | W | L | PCT | GB |
|---|---|---|---|---|
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
0 | 0 | 0.5 | ||
0 | 1 | .000 | 1.0 | |
| AL Central | W | L | PCT | GB |
1 | 0 | 1.000 | ||
1 | 0 | 1.000 | ||
0 | 0 | 0.5 | ||
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 | |
| AL West | W | L | PCT | GB |
1 | 0 | 1.000 | ||
0 | 0 | 0.5 | ||
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 | |
0 | 1 | .000 | 1.0 |
Guardians
Royals
Twins
Angels
