RileyO'Brien

St. Louis Cardinals
#55
Relief Pitcher

HT/WT
1.93 m, 81 kg
Birthdate
6/2/1995 (30)
BAT/THR
Right/Right
Birthplace
Seattle, WA
Status
Active

pitching

season	Team
2021	CIN
2022	SEA
2024	STL
2025	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
52	1	3	2	.600	--	3.55	1.42	58.1	59	34	1.7	49	25	23	6	6	4
13	0	1	0	.600	-	3.55	1.42	14.5	15	8	1.7	12	6	6	2	2	1

Opponent Batting

season	Team
2021	CIN
2022	SEA
2024	STL
2025	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
1017	259	3.927	.229	.353	.364	.717	7	2	6	78	26	8	1	2	2

Expanded Pitching

season	Team
2021	CIN
2022	SEA
2024	STL
2025	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
42.0	17.4	9.1	0.0	84	74	1.1	13	5	4	2	1	1.0

WAR data provided by Baseball-Reference

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

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RileyO'Brien

Stats

2025 NL Cent Standings