4 players are tied for the most doubles by a rookie against a pitcher in a Wild Card playoff game, with 1 double. The first three are Keston Hiura on October 1, 2019, Pat Valaika on October 4, 2017 and T.J. Rivera on October 5, 2016.
Interpreted as:
most doubles by a player in one game by a rookie player wild card game history| NAME | 2B | VS. PITCHER | DATE | SEASON | SERIES | TM | OPP | AB | H | 3B | HR | RBI | BB | HBP | SO | PA | TB | XBH | SH | SF | IBB | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | K. Hiura | 1 | Stephen Strasburg | 10/1/2019 | 2019 | NL Wild Card |  MIL | @ |  WSH | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 0 |
| 2 |  | P. Valaika | 1 | Archie Bradley | 10/4/2017 | 2017 | NL Wild Card |  COL | @ |  ARI | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 0 |
| 3 |  | T.J. Rivera | 1 | Madison Bumgarner | 10/5/2016 | 2016 | NL Wild Card |  NYM | vs |  SFG | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 2 | 1 | 0 | 0 | 0 |
| 4 |  | Y. Gomes | 1 | Alex Cobb | 10/2/2013 | 2013 | AL Wild Card |  CLE | vs |  TBR | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 0 | 0 | 0 |
Results may be incomplete. StatMuse has complete event-level data for doubles going back to the 1903 playoffs.
Some of the information used here was obtained free of charge from Retrosheet.
Cubs 
Cardinals 
Brewers 
Reds 
Pirates 
PHI 
Dodgers 
Padres 
Yankees 
Tigers 
Guardians 
Mariners 
Astros 
MIN 
BAL 
ATH 
TOR 
