best left handed pitchers 2025 relief pitcher who played more than 30 games

Aroldis Chapman had the best ERA by a left-handed relief pitcher with more than 30 games pitched in 2025, with an ERA of 1.17.

	NAME	ERA	G	SEASON	TM	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Aroldis Chapman A. Chapman	1.17	67	2025	BOS	5	3	.625	0	85	0	0	32	61.1	28	8	9	3	15	0	43	0	228	6	12.47	2.20	5.67	0.44	37.3	6.6	0.70	.200	1.32	4.11
2	Erik Miller E. Miller	1.50	36	2025	SFG	4	1	.800	0	22	0	0	0	30.0	24	5	5	0	20	3	2	4	128	1	6.60	6.00	1.10	0.00	17.2	15.6	1.47	.289	1.50	7.20
3	Erik Sabrowski E. Sabrowski	1.84	33	2025	CLE	0	1	.000	0	42	0	0	0	29.1	14	6	8	2	21	3	3	0	121	0	12.89	6.44	2.00	0.61	34.7	17.4	1.19	.226	2.45	4.30
4	Drew Pomeranz D. Pomeranz	1.94	53	2025	CHC	2	2	.500	0	53	0	0	1	46.1	36	10	12	5	13	5	11	1	190	1	10.29	2.53	4.08	0.97	27.9	6.8	1.06	.272	2.33	6.99
5	Josh Hader J. Hader	2.05	48	2025	HOU	6	2	.750	0	76	0	0	28	52.2	29	12	16	8	16	2	41	1	206	2	12.99	2.73	4.75	1.37	36.9	7.8	0.85	.202	2.73	4.96
6	JoJo Romero J. Romero	2.07	65	2025	STL	4	6	.400	0	55	0	0	8	61.0	47	14	21	2	29	2	16	5	255	2	8.11	4.28	1.90	0.30	21.6	11.4	1.25	.269	3.10	6.93
7	Adrian Morejon A. Morejon	2.08	75	2025	SDP	13	6	.684	0	70	0	0	3	73.2	49	17	23	2	17	0	9	3	286	2	8.55	2.08	4.12	0.24	24.5	5.9	0.90	.239	2.81	5.99
8	Danny Coulombe D. Coulombe	2.14	54	2025	TOT	2	1	.667	0	41	0	0	2	42.0	30	10	10	3	18	0	10	0	171	1	8.79	3.86	2.28	0.64	24.0	10.5	1.14	.248	2.14	6.43
9	Sean Newcomb S. Newcomb	2.19	43	2025	TOT	2	2	.500	0	64	0	0	2	70.0	62	17	21	4	20	4	11	2	286	2	8.23	2.57	3.20	0.51	22.4	7.0	1.17	.299	2.70	7.97
10	Aaron Ashby A. Ashby	2.23	42	2025	MIL	5	2	.714	0	73	0	0	3	64.2	54	16	16	3	24	4	9	0	264	6	10.16	3.34	3.04	0.42	27.7	9.1	1.21	.319	2.23	7.52
11	Garrett Cleavinger G. Cleavinger	2.35	67	2025	TBR	2	6	.250	0	82	0	0	2	61.1	40	16	17	9	18	7	9	0	243	1	12.03	2.64	4.56	1.32	33.7	7.4	0.95	.244	2.49	5.87
12	Andrew Chafin A. Chafin	2.41	42	2025	TOT	1	1	.500	0	36	0	0	0	33.2	29	9	11	2	19	0	9	0	143	8	9.62	5.08	1.89	0.53	25.2	13.3	1.43	.314	2.94	7.75
13	Jack Dreyer J. Dreyer	2.51	62	2025	LAD	3	1	.750	0	68	0	0	4	68.0	47	19	20	4	23	0	14	5	272	0	9.00	3.04	2.96	0.53	25.0	8.5	1.03	.243	2.65	6.22
14	Cade Gibson C. Gibson	2.52	43	2025	MIA	4	5	.444	0	43	0	0	0	53.2	43	15	17	3	20	6	10	3	226	6	7.21	3.35	2.15	0.50	19.0	8.8	1.17	.260	2.85	7.21
15	Brant Hurter B. Hurter	2.57	39	2025	DET	4	2	.667	0	60	0	0	2	56.0	51	16	21	4	23	9	5	3	242	2	9.64	3.70	2.61	0.64	24.8	9.5	1.32	.322	3.38	8.20
16	Gabe Speier G. Speier	2.61	76	2025	SEA	4	3	.571	0	82	0	0	0	62.0	43	18	19	5	11	5	4	1	243	1	11.90	1.60	7.45	0.73	33.7	4.5	0.87	.271	2.76	6.24
17	Caleb Thielbar C. Thielbar	2.64	67	2025	CHC	3	4	.429	0	56	0	0	1	58.0	38	17	17	5	13	0	4	1	220	0	8.69	2.02	4.31	0.78	25.5	5.9	0.88	.226	2.64	5.90
18	Kolby Allard K. Allard	2.65	31	2025	CLE	2	2	.500	0	34	0	0	0	57.2	59	17	20	5	14	1	16	3	239	0	5.31	2.18	2.43	0.78	14.2	5.9	1.27	.292	3.12	9.21
19	Matt Strahm M. Strahm	2.74	66	2025	PHI	2	3	.400	0	70	0	0	6	62.1	47	19	22	5	20	2	19	1	256	3	10.11	2.89	3.50	0.72	27.3	7.8	1.07	.264	3.18	6.79
20	Bryan King B. King	2.78	68	2025	HOU	5	4	.556	0	69	0	0	2	68.0	60	21	21	10	11	4	11	0	275	3	9.13	1.46	6.27	1.32	25.1	4.0	1.04	.276	2.78	7.94
21	Bennett Sousa B. Sousa	2.84	44	2025	HOU	5	1	.833	0	59	0	0	4	50.2	37	16	18	4	15	0	13	0	199	4	10.48	2.66	3.93	0.71	29.6	7.5	1.03	.273	3.20	6.57
22	Jared Koenig J. Koenig	2.86	72	2025	MIL	6	1	.857	0	68	0	0	2	66.0	57	21	21	6	20	4	8	1	268	1	9.27	2.73	3.40	0.82	25.4	7.5	1.17	.300	2.86	7.77
23	Robert Garcia R. Garcia	2.95	71	2025	TEX	4	8	.333	0	68	0	0	9	64.0	58	21	26	8	22	1	25	2	269	1	9.56	3.09	3.09	1.13	25.3	8.2	1.25	.294	3.66	8.16
24	Steven Okert S. Okert	2.96	67	2025	HOU	3	2	.600	0	82	0	0	1	70.0	44	23	24	6	19	2	7	1	270	0	10.54	2.44	4.32	0.77	30.4	7.0	0.90	.236	3.09	5.66
25	Alex Vesia A. Vesia	3.02	68	2025	LAD	4	2	.667	0	80	0	0	5	59.2	37	20	21	9	22	5	11	3	237	3	12.07	3.32	3.64	1.36	33.8	9.3	0.99	.231	3.17	5.58