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
30	0	3	3	.500	0.2	3.86	1.22	30.1	32	10	3.2	27	15	13	17	1	4
82	1	6	5	.545	--	3.65	1.35	88.2	91	44	2.1	76	40	36	23	7	8
16	0	1	1	.545	-	3.65	1.35	17.6	18	9	2.1	15	8	7	5	1	2

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
507	129	3.930	.241	.328	.295	.623	3	0	1	33	0	5	1	1	0
1524	388	3.928	.233	.345	.340	.685	10	2	7	111	43	13	2	3	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	16.7	9.5	0.0	35	20	1.8	0	4	5	1	0	0.0
42.0	17.2	9.2	0.0	129	111	1.2	22	9	9	3	1	1.0

WAR data provided by Baseball-Reference

Team	W	L	PCT	GB	STRK
Milwaukee	43	26	.623	-	W1
St. Louis	38	31	.551	5	L1
Chicago Cubs	37	35	.514	7.5	L1
Pittsburgh	36	36	.500	8.5	L1
Cincinnati	33	37	.471	10.5	L1

GAMBLING PROBLEM? CALL 1-800-GAMBLER or 1-800-MY-RESET, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Call 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD), 1-800-981-0023 (PR). 21+ and present in most states. (18+ DC/KY/NH/PR/WY). Void in ONT. Eligibility restrictions apply. Terms: draftkings.com/sportsbook. On behalf of Boot Hill Casino (KS). Pass-thru of per wager tax may apply in IL.

RileyO'Brien

Stats

2026 NL Cent Standings