Riley O’Brien
RO
Riley
O'Brien
#61
6′4″ 31 yrs US
26 Games Played
4.26
ERA
#364
27
Strikeouts
#216
2
Wins
#86
1.14
WHIP
#207
25.1
Innings
#248
L
2
BB
5
H
24
HR
1
Career Statistics
Pitching
| Season | G | IP | W | L | ERA | WHIP | SO | BB | H | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| MLB 2024 | 8 | 8.0 | 0 | 0 | 11.25 | 2.63 | 11 | 8 | 13 | 2 |
| MLB 2025 | 41 | 48.0 | 3 | 1 | 1.5 | 1.06 | 45 | 20 | 31 | 2 |
| MLB 2026 | 26 | 25.1 | 2 | 2 | 4.26 | 1.14 | 27 | 5 | 24 | 1 |
| Career | 75 | 81.1 | 5 | 3 | 3.32 | 1.24 | 83 | 33 | 68 | 5 |
| MLB Spring Training 2026 | 4 | 3.2 | 0 | 0 | 2.45 | 1.64 | 3 | 5 | 1 | 0 |
Game Log
IP: Innings Pitched · H: Hits Allowed · R: Runs · ER: Earned Runs · BB: Walks · K: Strikeouts · HR: Home Runs · PC-ST: Pitches-Strikes · W/L: Win/Loss Decision
Splits
Pitching
| Split | G | IP | W | L | ERA | WHIP | SO | BB | H | HR |
|---|---|---|---|---|---|---|---|---|---|---|
| Home | 14 | 13.2 | 2 | 1 | 6.59 | 1.61 | 12 | 3 | 19 | 0 |
| Away | 12 | 11.2 | 0 | 1 | 1.54 | 0.6 | 15 | 2 | 5 | 1 |
vs. Opponents
| OPP | W-L | G | IP | W | L | ERA | WHIP | SO | BB | H | HR |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HOUAstros | 2-0 | 2 | 1.2 | 0 | 0 | 0.00 | 0.60 | 2 | 0 | 1 | 0 |
| TBRays | 2-0 | 2 | 2.1 | 1 | 0 | 0.00 | 1.29 | 2 | 0 | 3 | 0 |
| CLEGuardians | 2-0 | 2 | 2.0 | 1 | 0 | 0.00 | 0.00 | 3 | 0 | 0 | 0 |
| NYMMets | 2-0 | 2 | 2.0 | 0 | 0 | 0.00 | 0.50 | 2 | 0 | 1 | 0 |
| WSHNationals | 2-0 | 2 | 1.2 | 0 | 0 | 0.00 | 0.00 | 2 | 0 | 0 | 0 |
| PITPirates | 2-0 | 2 | 2.0 | 0 | 0 | 9.00 | 2.00 | 1 | 1 | 3 | 0 |
| OAKAthletics | 2-0 | 2 | 2.0 | 0 | 0 | 0.00 | 0.50 | 2 | 1 | 0 | 0 |
| SDPadres | 1-1 | 2 | 2.0 | 0 | 0 | 9.00 | 1.00 | 4 | 0 | 2 | 1 |
| SEAMariners | 0-1 | 1 | 1.0 | 0 | 0 | 18.00 | 5.00 | 1 | 1 | 4 | 0 |
| BOSRed Sox | 1-0 | 1 | 0.2 | 0 | 0 | 0.00 | 0.00 | 0 | 0 | 0 | 0 |
| KCRoyals | 1-0 | 1 | 1.0 | 0 | 0 | 0.00 | 1.00 | 0 | 0 | 1 | 0 |
| MILBrewers | 1-0 | 1 | 0.2 | 0 | 0 | 0.00 | 0.00 | 0 | 0 | 0 | 0 |
| LADDodgers | 1-0 | 1 | 1.0 | 0 | 0 | 18.00 | 4.00 | 2 | 0 | 4 | 0 |
| CHCCubs | 1-0 | 1 | 1.0 | 0 | 0 | 9.00 | 1.00 | 0 | 0 | 1 | 0 |
| CINReds | 0-1 | 1 | 1.1 | 0 | 1 | 0.00 | 0.75 | 2 | 1 | 0 | 0 |
| TEXRangers | 0-1 | 1 | 1.0 | 0 | 1 | 27.00 | 4.00 | 2 | 1 | 3 | 0 |
| DETTigers | 1-0 | 1 | 1.0 | 0 | 0 | 0.00 | 0.00 | 1 | 0 | 0 | 0 |
| MIAMarlins | 1-0 | 1 | 1.0 | 0 | 0 | 0.00 | 1.00 | 1 | 0 | 1 | 0 |
