RileyO'Brien
- St. Louis Cardinals
- #55
- Relief Pitcher
- HT/WT1.93 m, 81 kg
- Birthdate6/2/1995 (30)
- BAT/THRRight/Right
- BirthplaceSeattle, WA
- StatusActive
Switch Player
- Riley O'Brien#55
- Hunter Dobbins#73
- Richard Fitts#80
- Cooper Hjerpe#84
- Matthew Liberatore#52
- Dustin May#3
- Michael McGreevy#36
- Andre Pallante#53
- Tekoah Roby#38
- Ryan Fernandez#64
- Gordon Graceffo#44
- Andre Granillo#65
- Tink Hence#30
- Zak Kent#61
- Kyle Leahy#62
- Brycen Mautz#90
- Matthew Pushard#85
- Nick Raquet#70
- JoJo Romero#59
- Chris Roycroft#58
- Matt Svanson#49
- Ryan Tepera#38
Cardinals Quick Links
MLB Quick Links
2025 Pitching
| Stats |
|---|
| Regular Season |
| Career |
| GP | GS | CG | SHO | IP | H | R | ER | HR | BB | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 42 | 0 | 0 | 0 | 48.0 | 33 | 13 | 11 | 2 | 22 | 45 |
| 52 | 1 | 0 | 0 | 58.1 | 49 | 25 | 23 | 6 | 34 | 59 |
Recent Games
Latest News
2025 NL Cent Standings
| Team | W | L | PCT | GB | STRK |
|---|---|---|---|---|---|
| Milwaukee | 97 | 65 | .599 | - | W1 |
| Chicago Cubs | 92 | 70 | .568 | 5 | W3 |
| Cincinnati | 83 | 79 | .512 | 14 | L1 |
| St. Louis | 78 | 84 | .481 | 19 | L4 |
| Pittsburgh | 71 | 91 | .438 | 26 | L1 |