Felix Millan has the best on-base percentage in a game with 12+ plate appearances, with an on-base percentage of .455 against the Cardinals on September 11, 1974.
Interpreted as:
highest obp by a player in a regular-season game with 12 or more pa| NAME | OBP | PA | DATE | TM | OPP | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | TB | XBH | SH | SF | IBB | GIDP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | F. Millan | .455 | 12 | 9/11/1974 |  NYM | vs |  STL | 10 | 1 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 |
| 2 | | R. Law | .417 | 12 | 5/8/1984 |  CWS | vs |  MIL | 11 | 1 | 4 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 1 | 0 |
| 3 | | H. Baines | .333 | 12 | 5/8/1984 | CWS | vs | MIL | 10 | 1 | 2 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 6 | 2 | 0 | 0 | 0 | 0 |
| 4 | | C. Fisk | .333 | 12 | 5/8/1984 | CWS | vs | MIL | 11 | 1 | 3 | 1 | 0 | 0 | 1 | 1 | 0 | 3 | 0 | 0 | 4 | 1 | 0 | 0 | 0 | 0 |
| 5 | | J. Milner | .333 | 12 | 9/11/1974 | NYM | vs | STL | 10 | 0 | 2 | 1 | 0 | 0 | 1 | 2 | 0 | 3 | 0 | 0 | 3 | 1 | 0 | 0 | 1 | 0 |
Results may be incomplete. StatMuse has complete game-level data for on-base percentage going back to the 1908 season.
Some of the information used here was obtained free of charge from Retrosheet.
Phillies 
Braves 
Marlins 
Nationals 
MIL 
NYY 
Cubs 
Dodgers 
Padres 
Rays 
Tigers 
Guardians 
Astros 
Mariners 
CIN 
BOS 
TOR 
LAA 
BAL 
PIT 
ATH 
