lowest era by a pitcher with more than 50 innings pitched in 2021

Aaron Loup had the best ERA with more than 50.0 innings pitched in 2021, with an ERA of 0.95.

	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	ERA-	FIP	FIP-	H/9	PRAA
1	Aaron Loup A. Loup	0.95	56.2	2021	NYM	65	6	0	1.000	2	57	0	0	0	37	6	9	1	16	4	6	0	218	0	9.05	2.54	3.56	0.16	26.1	7.3	0.94	.257	1.43	24	2.44	58	5.88	11.2
2	Jacob deGrom J. deGrom	1.08	92.0	2021	NYM	15	7	2	.778	15	146	1	1	0	40	11	14	6	11	1	0	0	324	0	14.28	1.08	13.27	0.59	45.1	3.4	0.55	.213	1.37	27	1.23	29	3.91	30.6
3	Josh Hader J. Hader	1.23	58.2	2021	MIL	60	4	2	.667	0	102	0	0	34	25	8	8	3	24	2	42	0	224	3	15.65	3.68	4.25	0.46	45.5	10.7	0.84	.237	1.23	29	1.68	39	3.84	16.8
4	Emmanuel Clase E. Clase	1.29	69.2	2021	CLE	71	4	5	.444	0	74	0	0	24	51	10	18	2	16	0	51	3	279	3	9.56	2.07	4.63	0.26	26.5	5.7	0.96	.262	2.33	31	2.10	50	6.59	16.5
5	Ranger Suárez R. Suárez	1.36	106.0	2021	PHI	39	8	5	.615	12	107	1	1	4	73	16	20	4	33	5	13	3	418	1	9.08	2.80	3.24	0.34	25.6	7.9	1.00	.257	1.70	32	2.71	63	6.20	18.7
6	Dominic Leone D. Leone	1.51	53.2	2021	SFG	57	4	5	.444	4	50	0	0	2	37	9	15	2	22	1	11	1	219	2	8.39	3.69	2.27	0.34	22.8	10.0	1.10	.243	2.52	37	3.07	75	6.20	6.1
7	Collin McHugh C. McHugh	1.55	64.0	2021	TBR	37	6	1	.857	7	74	0	0	1	48	11	15	3	12	2	11	2	247	2	10.41	1.69	6.17	0.42	30.0	4.9	0.94	.288	2.11	38	2.12	52	6.75	14.6
8	Kendall Graveman K. Graveman	1.77	56.0	2021	TOT	53	5	1	.833	0	61	0	0	10	35	11	15	3	20	8	17	1	222	3	9.80	3.21	3.05	0.48	27.5	9.0	0.98	.246	2.41	42	3.18	76	5.63	6.3
9	Andrew Chafin A. Chafin	1.83	68.2	2021	TOT	71	2	4	.333	0	64	0	0	5	45	14	14	4	19	2	11	1	266	3	8.39	2.49	3.37	0.52	24.1	7.1	0.93	.232	1.83	44	2.97	71	5.90	9.3
10	Andrew Kittredge A. Kittredge	1.88	71.2	2021	TBR	57	9	3	.750	4	77	0	0	8	55	15	21	7	15	3	15	5	282	5	9.67	1.88	5.13	0.88	27.3	5.3	0.98	.267	2.64	46	3.04	74	6.91	8.7
11	Garrett Whitlock G. Whitlock	1.96	73.1	2021	BOS	46	8	4	.667	0	81	0	0	2	64	16	22	6	17	3	11	2	298	3	9.94	2.09	4.76	0.74	27.2	5.7	1.10	.304	2.70	43	2.83	66	7.85	12
12	Luke Jackson L. Jackson	1.98	63.2	2021	ATL	71	2	2	.500	0	70	0	0	0	45	14	15	6	29	2	5	2	261	3	9.90	4.10	2.41	0.85	26.8	11.1	1.16	.253	2.12	47	3.65	87	6.36	3.9
13	Blake Treinen B. Treinen	1.99	72.1	2021	LAD	72	6	5	.545	0	85	0	0	7	46	16	20	5	25	3	10	1	286	3	10.58	3.11	3.40	0.62	29.7	8.7	0.98	.244	2.49	49	2.87	67	5.72	11.3
14	Drew Steckenrider D. Steckenrider	2.00	67.2	2021	SEA	62	5	2	.714	0	58	0	0	14	52	15	16	5	17	4	20	2	267	0	7.71	2.26	3.41	0.67	21.7	6.4	1.02	.257	2.13	48	3.34	81	6.92	6.2
15	Jordan Romano J. Romano	2.14	63.0	2021	TOR	62	7	1	.875	0	85	0	0	23	41	15	17	7	25	1	43	0	253	2	12.14	3.57	3.40	1.00	33.6	9.9	1.05	.252	2.43	48	3.15	74	5.86	7.7
16	Jonathan Loáisiga J. Loáisiga	2.17	70.2	2021	NYY	57	9	4	.692	0	69	0	0	5	56	17	19	3	16	3	8	0	283	4	8.79	2.04	4.31	0.38	24.4	5.7	1.02	.276	2.42	51	2.57	59	7.13	13.6
17	Kenley Jansen K. Jansen	2.22	69.0	2021	LAD	69	4	4	.500	0	86	0	0	38	36	17	21	4	36	2	52	4	278	4	11.22	4.70	2.39	0.52	30.9	12.9	1.04	.213	2.74	54	3.08	72	4.70	9.2
18	Tyler Rogers T. Rogers	2.22	81.0	2021	SFG	80	7	1	.875	0	55	0	0	13	74	20	23	5	13	5	18	0	326	0	6.11	1.44	4.23	0.56	16.9	4.0	1.07	.278	2.56	55	3.27	80	8.22	7.3
19	David Bednar D. Bednar	2.23	60.2	2021	PIT	61	3	1	.750	0	77	0	0	3	40	15	15	5	19	1	24	2	237	1	11.42	2.82	4.05	0.74	32.5	8.0	0.97	.259	2.23	53	2.68	63	5.93	10.5
20	Mark Melancon M. Melancon	2.23	64.2	2021	SDP	64	4	3	.571	0	59	0	0	39	54	16	21	4	25	1	53	4	265	3	8.21	3.48	2.36	0.56	22.3	9.4	1.22	.284	2.92	56	3.35	80	7.52	6.1
21	Ryan Pressly R. Pressly	2.25	64.0	2021	HOU	64	5	3	.625	0	81	0	0	26	49	16	19	4	13	0	49	1	250	3	11.39	1.83	6.23	0.56	32.4	5.2	0.97	.296	2.67	53	2.05	48	6.89	15.6
22	Adam Cimber A. Cimber	2.26	71.2	2021	TOT	72	3	4	.429	0	51	0	0	1	61	18	24	2	16	7	19	4	286	1	6.40	2.01	3.19	0.25	17.8	5.6	1.07	.281	3.01	52	3.06	73	7.66	9.1
23	Craig Kimbrel C. Kimbrel	2.26	59.2	2021	TOT	63	4	5	.444	0	100	0	0	24	31	15	19	6	23	3	43	1	235	8	15.08	3.47	4.35	0.91	42.6	9.8	0.91	.243	2.87	52	2.42	55	4.68	12.6
24	Jose Alvarez J. Alvarez	2.37	64.2	2021	SFG	67	5	2	.714	1	42	0	0	0	53	17	23	2	19	0	12	1	266	1	5.85	2.64	2.21	0.28	15.8	7.1	1.11	.251	3.20	59	3.15	77	7.38	6.8
25	Carlos Rodón C. Rodón	2.37	132.2	2021	CWS	24	13	5	.722	24	185	1	1	0	91	35	39	13	36	8	0	1	534	7	12.55	2.44	5.14	0.88	34.6	6.7	0.96	.267	2.65	54	2.64	59	6.17	25.8