lowest era by a reliever 2023 with at least 30 ip

Chris Martin had the lowest ERA by a relief pitcher with 30.0+ innings pitched in 2023, with an ERA of 1.05.

	NAME	ERA	IP	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	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	Chris Martin C. Martin	1.05	51.1	2023	BOS	55	4	1	.800	0	46	0	0	3	45	6	6	2	8	0	12	3	199	1	8.06	1.40	5.75	0.35	23.1	4.0	1.03	.301	1.05	7.89
2	Brusdar Graterol B. Graterol	1.24	65.1	2023	LAD	67	4	2	.667	0	45	0	0	7	53	9	14	3	11	2	19	1	250	2	6.20	1.52	4.09	0.41	18.0	4.4	0.98	.265	1.93	7.30
3	Josh Hader J. Hader	1.28	56.1	2023	SDP	61	2	3	.400	0	85	0	0	32	32	8	11	3	30	3	52	2	231	3	13.58	4.79	2.83	0.48	36.8	13.0	1.10	.264	1.76	5.11
4	Jhony Brito J. Brito	1.43	37.2	2023	NYY	12	6	1	.857	0	34	0	0	1	25	6	9	1	7	2	1	0	140	0	8.12	1.67	4.86	0.24	24.3	5.0	0.85	.250	2.15	5.97
5	Félix Bautista F. Bautista	1.48	61.0	2023	BAL	56	8	2	.800	0	110	0	0	33	30	10	14	4	26	2	46	0	237	7	16.23	3.84	4.23	0.59	46.4	11.0	0.92	.274	2.07	4.43
6	Tim Mayza T. Mayza	1.52	53.1	2023	TOR	69	3	1	.750	0	53	0	0	1	50	9	10	2	15	0	8	3	215	1	8.94	2.53	3.53	0.34	24.7	7.0	1.22	.331	1.69	8.44
7	Devin Williams D. Williams	1.53	58.2	2023	MIL	61	8	3	.727	0	87	0	0	36	26	10	13	4	28	1	49	1	231	1	13.35	4.30	3.11	0.61	37.7	12.1	0.92	.198	1.99	3.99
8	Jesse Chavez J. Chavez	1.67	32.1	2023	ATL	35	1	0	1.000	0	36	0	0	1	25	6	10	2	11	2	7	0	135	0	10.02	3.06	3.27	0.56	26.7	8.1	1.11	.274	2.78	6.96
9	Héctor Neris H. Neris	1.71	68.1	2023	HOU	71	6	3	.667	0	77	0	0	2	41	13	16	7	31	3	7	0	273	3	10.14	4.08	2.48	0.92	28.2	11.4	1.05	.219	2.11	5.40
10	Bowden Francis B. Francis	1.73	36.1	2023	TOR	20	1	0	1.000	0	35	0	0	1	22	7	7	5	8	1	11	0	136	1	8.67	1.98	4.38	1.24	25.7	5.9	0.83	.195	1.73	5.45
11	José Alvarado J. Alvarado	1.74	41.1	2023	PHI	42	0	2	.000	0	64	0	0	10	30	8	15	3	18	0	12	1	172	3	13.94	3.92	3.56	0.65	37.2	10.5	1.16	.310	3.27	6.53
12	Bryan Abreu B. Abreu	1.75	72.0	2023	HOU	72	3	2	.600	0	100	0	0	5	44	14	17	6	31	3	16	0	287	1	12.50	3.88	3.23	0.75	34.8	10.8	1.04	.259	2.13	5.50
13	Tom Cosgrove T. Cosgrove	1.75	51.1	2023	SDP	54	1	2	.333	0	44	0	0	1	31	10	12	3	19	5	16	1	205	1	7.71	3.33	2.32	0.53	21.5	9.3	0.97	.209	2.10	5.44
14	Shelby Miller S. Miller	1.76	41.0	2023	LAD	35	2	0	1.000	0	41	0	0	1	18	8	8	3	19	2	12	2	159	1	9.00	4.17	2.16	0.66	25.8	11.9	0.90	.160	1.76	3.95
15	Abner Uribe A. Uribe	1.76	30.2	2023	MIL	32	1	0	1.000	0	39	0	0	1	16	6	8	0	20	1	7	0	127	6	11.45	5.87	1.95	0.00	30.7	15.7	1.17	.239	2.35	4.70
16	Shawn Armstrong S. Armstrong	1.80	40.0	2023	TBR	33	1	0	1.000	0	41	0	0	0	27	8	12	2	8	4	5	0	160	0	9.23	1.80	5.13	0.45	25.6	5.0	0.88	.238	2.70	6.08
17	Hoby Milner H. Milner	1.82	64.1	2023	MIL	73	2	1	.667	0	59	0	0	0	49	13	16	5	13	2	6	0	252	1	8.25	1.82	4.54	0.70	23.4	5.2	0.96	.254	2.24	6.85
18	Austin Pruitt A. Pruitt	1.86	38.2	2023	OAK	32	2	4	.333	0	24	0	0	0	33	8	10	3	10	1	8	1	154	1	5.59	2.33	2.40	0.70	15.6	6.5	1.11	.259	2.33	7.68
19	David Bednar D. Bednar	2.00	67.1	2023	PIT	66	3	3	.500	0	80	0	0	39	53	15	22	3	21	3	57	4	277	2	10.69	2.81	3.81	0.40	28.9	7.6	1.10	.294	2.94	7.08
20	Yennier Cano Y. Cano	2.11	72.2	2023	BAL	72	1	4	.200	0	65	0	0	8	60	17	19	4	13	3	20	2	283	2	8.05	1.61	5.00	0.50	23.0	4.6	1.00	.283	2.35	7.43
21	Tyler Holton T. Holton	2.13	84.1	2023	DET	58	3	2	.600	0	73	0	0	1	56	20	21	9	17	1	7	1	321	4	7.79	1.81	4.29	0.96	22.7	5.3	0.87	.213	2.24	5.98
22	Colin Poche C. Poche	2.23	60.2	2023	TBR	66	12	3	.800	0	61	0	0	1	42	15	17	4	24	1	6	1	246	3	9.05	3.56	2.54	0.59	24.8	9.8	1.09	.244	2.52	6.23
23	Tanner Scott T. Scott	2.31	78.0	2023	MIA	74	9	5	.643	0	104	0	0	12	53	20	22	3	24	4	26	3	307	1	12.00	2.77	4.33	0.35	33.9	7.8	0.99	.291	2.54	6.12
24	Ian Hamilton I. Hamilton	2.33	54.0	2023	NYY	36	3	2	.600	0	64	0	0	2	39	14	16	1	25	3	6	1	220	1	10.67	4.17	2.56	0.17	29.1	11.4	1.19	.299	2.67	6.50
25	Carmen Mlodzinski C. Mlodzinski	2.34	34.2	2023	PIT	34	3	3	.500	0	33	0	0	1	28	9	13	3	16	1	6	1	146	0	8.57	4.15	2.06	0.78	22.6	11.0	1.27	.269	3.38	7.27