RileyO'Brien

St. Louis Cardinals
#61
Relief Pitcher

HT/WT
1.93 m, 81 kg
Birthdate
6/2/1995 (31)
BAT/THR
Right/Right
Birthplace
Seattle, WA
Status
Active

pitching

season	Team
2021	CIN
2022	SEA
2024	STL
2025	STL
2026	STL
Career
Season Averages

GP	GS	W	L	W%	WAR	ERA	WHIP	IP	K	BB	K/BB	H	R	ER	SV	HLD	BLSV
1	1	0	1	.000	-0.1	13.50	3.75	1.1	2	3	0.7	2	2	2	0	0	0
1	0	0	0	.000	0.0	0.00	2.00	1.0	1	1	1.0	1	0	0	0	0	0
8	0	0	0	.000	-0.4	11.25	2.63	8.0	11	8	1.4	13	10	10	0	0	1
42	0	3	1	.750	1.5	2.06	1.15	48.0	45	22	2.0	33	13	11	6	6	3
12	0	3	0	1.000	0.8	0.00	0.41	12.1	14	0	0.0	5	1	0	6	1	1
63	1	5	2	.714	--	2.99	1.25	69.1	71	34	2.1	53	26	23	12	7	4
13	0	1	0	.714	-	2.99	1.25	13.8	14	7	2.1	11	5	5	2	1	1

Opponent Batting

season	Team
2021	CIN
2022	SEA
2024	STL
2025	STL
2026	STL
Career

P	TBF	P-TBF	OBA	OOBP	OSLUG	OOPS	2B	3B	HR	TB	RBI	BH	SH	SF	IBB
42	9	4.667	.333	.556	1.333	1.889	0	0	2	8	2	0	0	0	0
23	5	4.600	.250	.400	.250	.650	0	0	0	1	0	0	0	0	0
194	46	4.217	.361	.478	.639	1.117	2	1	2	23	11	1	0	1	0
758	199	3.809	.196	.313	.274	.587	5	1	2	46	13	7	1	1	2
161	41	3.927	.125	.146	.150	.296	1	0	0	6	0	1	0	0	0
1159	296	3.916	.212	.325	.332	.657	8	2	6	83	26	9	1	2	2

Expanded Pitching

season	Team
2021	CIN
2022	SEA
2024	STL
2025	STL
2026	STL
Career

P/S	P/I	K/9	GSC	GB	FB	G/F	IR	IRS	WP	SB	CS	RSUP
42.0	31.5	13.5	41.0	2	2	1.0	0	0	0	0	0	1.0
0.0	23.0	9.0	0.0	3	0	0.0	0	0	0	0	0	0.0
0.0	24.3	12.4	0.0	10	16	0.6	3	2	1	0	0	0.0
0.0	15.8	8.4	0.0	69	56	1.2	10	3	3	2	1	0.0
0.0	13.1	10.2	0.0	16	5	3.2	0	2	3	0	0	0.0
42.0	16.7	9.2	0.0	102	80	1.3	15	5	6	2	1	1.0

WAR data provided by Baseball-Reference

Team	W	L	PCT	GB	STRK
Cincinnati	14	8	.636	-	W3
St. Louis	13	8	.619	0.5	W5
Pittsburgh	13	9	.591	1	W1
Chicago Cubs	12	9	.571	1.5	W5
Milwaukee	12	9	.571	1.5	L1

GAMBLING PROBLEM? CALL 1-800-GAMBLER, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Please Gamble Responsibly. 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD). 21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). Terms: sportsbook.draftkings.com/promos.

RileyO'Brien

Stats

2026 NL Cent Standings