Riley O'Brien
STL Cardinals • #55 • Reliever
Active
Position
Reliever
HT/WT Height/Weight
6'4" 180 lbs
Age
30
Riley O'Brien Player Props and Stats
No Props Available
Last 10 | Season
| Date | Opp | Score | S/R | IP | SO | Outs | RES | H | BB | ER | R | HR | PIT | P/IP | G/F |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 28 |
vs  PIT
|
W 4 - 1 | R | 1.0 | 0 | 3 | H | 0 | 0 | 0 | 0 | 0 | 13 | 13.0 | 1.00 |
| Aug 25 |
vs PIT
|
W 7 - 6 | R | 1.2 | 1 | 5 | W | 1 | 0 | 1 | 1 | 0 | 21 | 12.6 | 0.00 |
| Aug 19 |
@  MIA
|
W 7 - 4 | R | 1.0 | 2 | 3 | S | 0 | 2 | 0 | 0 | 0 | 18 | 18.0 | 0.00 |
| Aug 17 |
vs  NYY
|
L 8 - 4 | R | 1.2 | 2 | 5 | BS | 1 | 0 | 0 | 0 | 0 | 24 | 14.4 | 0.50 |
| Aug 13 |
vs  COL
|
L 6 - 5 | R | 1.0 | 0 | 3 | H | 2 | 0 | 0 | 0 | 0 | 10 | 10.0 | 0.00 |
| Aug 10 |
vs  CHC
|
W 3 - 2 | R | 0.2 | 1 | 2 | H | 0 | 1 | 0 | 0 | 0 | 13 | 19.5 | 0.00 |
| Aug 8 |
vs CHC
|
W 5 - 0 | R | 1.0 | 0 | 3 | ND | 0 | 0 | 0 | 0 | 0 | 9 | 9.0 | 0.00 |
| Aug 6 |
@  LAD
|
W 5 - 3 | R | 1.1 | 0 | 4 | S | 0 | 1 | 0 | 0 | 0 | 20 | 15.0 | 3.00 |
| Aug 4 |
@ LAD
|
W 3 - 2 | R | 1.0 | 0 | 3 | W | 1 | 0 | 1 | 1 | 0 | 6 | 6.0 | 0.00 |
| Jul 30 |
vs MIA
|
L 2 - 0 | R | 1.1 | 1 | 4 | ND | 0 | 0 | 0 | 0 | 0 | 12 | 9.0 | 0.00 |
| Last 10 Avg | 1.0 | 0.7 | 3.5 | 0.5 | 0.4 | 0.2 | 0.2 | 0.0 | 14.6 | 12.7 | 0.45 | ||||
Riley O'Brien's Pitching Statistics for Regular Season
| Season | Team | G | GS | W | L | SV | BS | ERA | CG | SHO | IP | H | R | ER | BB | SO | HR | WP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | STL | 31 | 0 | 2 | 0 | 2 | 3 | 1.69 | 0 | 0 | 37.3 | 25 | 8 | 7 | 17 | 35 | 2 | 3 |
| 2024 | STL | 8 | 0 | 0 | 0 | 0 | 1 | 11.25 | 0 | 0 | 8.0 | 13 | 10 | 10 | 8 | 11 | 2 | 1 |
| 2022 | SEA | 1 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0 | 0 | 1.0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 |
| 2021 | CIN | 1 | 1 | 0 | 1 | 0 | 0 | 13.50 | 0 | 0 | 1.3 | 2 | 2 | 2 | 3 | 2 | 2 | 0 |
Riley O'Brien's Pitching Statistics for Post Season
| Season | Team | G | GS | W | L | SV | BS | ERA | CG | SHO | IP | H | R | ER | BB | SO | HR | WP |
|---|
Pitching Splits
| Overall | Last 3 | Away | Home | Day | Night | |
|---|---|---|---|---|---|---|
| W-L | 2-0 | 1-0 | 1-0 | 1-0 | 0-0 | 2-0 |
| ERA | 1.69 | 2.45 | 2.93 | 0.82 | 0.00 | 1.69 |
| IP | 37.3 | 3.7 | 15.3 | 22.0 | 0.0 | 37.3 |
| HITS | 25 | 1 | 10 | 15 | 0 | 25 |
| RUNS | 8 | 1 | 6 | 2 | 0 | 8 |
| ER | 7 | 1 | 5 | 2 | 0 | 7 |
| SO | 35 | 3 | 17 | 18 | 0 | 35 |
| BB | 17 | 2 | 10 | 7 | 0 | 17 |
| HR | 2 | 0 | 1 | 1 | 0 | 2 |
| OBP | .303 | .333 | .328 | .282 | .000 | .303 |
| WHIP | 1.12 | 0.82 | 1.30 | 1.00 | 0.00 | 1.12 |
| GB:FB | 2.93 | 5.00 | 2.86 | 3.00 | 0.00 | 2.93 |
| SB | 2 | 2 | 0 | 2 | 0 | 2 |
| CS | 1 | 0 | 0 | 1 | 0 | 1 |
| SB% | 2.00 | 0.00 | 0.00 | 2.00 | 0.00 | 2.00 |
| QS% | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
