RileyO'Brien
- St. Louis Cardinals
- #61
- Relief Pitcher
- HT/WT1.93 m, 81 kg
- Birthdate6/2/1995 (31)
- BAT/THRRight/Right
- BirthplaceSeattle, WA
- StatusActive
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| Splits | GP | GS | CG | SHO | IP | H | R | ER | HR | BB | K |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last seven days | 4 | 0 | 0 | 0 | 4.0 | 4 | 3 | 1 | 1 | 2 | 4 |
| vs. PIT | 2 | 0 | 0 | 0 | 2.0 | 3 | 2 | 2 | 0 | 1 | 1 |
| Away | 30 | 0 | 0 | 0 | 28.0 | 22 | 19 | 15 | 3 | 17 | 33 |
| vs. NL | 42 | 0 | 0 | 0 | 40.1 | 32 | 22 | 16 | 3 | 17 | 37 |
| September | 10 | 0 | 0 | 0 | 9.1 | 9 | 9 | 5 | 2 | 6 | 10 |
2026 Pitching
| Stats |
|---|
| Regular Season |
| Projected |
| Career |
| GP | GS | CG | SHO | IP | H | R | ER | HR | BB | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 66 | 0 | 0 | 0 | 64.0 | 53 | 35 | 29 | 5 | 29 | 64 |
| 69 | 0 | 0 | 0 | 66.1 | 55 | 36 | 30 | 5 | 30 | 66 |
| 118 | 1 | 0 | 0 | 122.1 | 102 | 60 | 52 | 11 | 63 | 123 |
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