RileyO'Brien
- St. Louis Cardinals
- #55
- Relief Pitcher
- HT/WT1.93 m, 81 kg
- Birthdate6/2/1995 (29)
- BAT/THRRight/Right
- BirthplaceSeattle, WA
- Status15-Day IL
Game Log
2024 Regular Season
Glossary
- BB:Walks
- Dec:Decision
- ER:Earned runs
- ERA:Earned Run Average
- FB:Fly Balls
- GB:Ground Balls
- GSC:Game Score
- H:Hits
- HR:Home Runs
- IP:Innings pitched
- K:Strikeouts
- P:Pitches
- R:Runs
- Rel:Saves-Blown Saves-Holds
- TBF:Batters Faced