RileyO'Brien
- St. Louis Cardinals
- #61
- Relief Pitcher
- HT/WT1.93 m, 81 kg
- Birthdate6/2/1995 (31)
- BAT/THRRight/Right
- BirthplaceSeattle, WA
- StatusActive
Batter vs Pitching Stats
Riley O'Brien vs
San Francisco Giants career statistics vs. Riley O'Brien
| Pitcher | AB | H | 2B | 3B | HR | RBI | BB | K | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rafael Devers | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | 1.000 | .000 | 1.000 |
| Drew Gilbert | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 |
| Andrew Knizner | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 1.000 | 1.000 | 3.000 | 4.000 |
| Christian Koss | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.000 | 1.000 | 1.000 | 2.000 |
| Totals | 5 | 2 | 0 | 1 | 0 | 1 | 1 | 0 | .400 | .500 | .800 | 1.300 |