Since 1955, Paul Skenes has the lowest ERA, with an ERA of 1.96.

Interpreted as:

lowest career era with a minimum of 0.5 IP per team game by a player since 1955

	NAME	ERA	G	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	ERA-	FIP	FIP-	H/9	PRAA
1	Paul Skenes P. Skenes	1.96	55	21	13	.618	55	386	1	0	0	320.2	230	70	76	21	74	12	0	0	1,247	4	10.83	2.08	5.22	0.59	31.0	5.9	0.95	.277	2.13	46	2.39	58	6.46	61
2	Mike Vasil M. Vasil	2.50	47	5	3	.625	3	82	0	0	4	101.0	74	28	32	8	52	8	17	5	423	4	7.31	4.63	1.58	0.71	19.4	12.3	1.25	.242	2.85	60	4.32	100	6.59	-0.1
3	Hoyt Wilhelm H. Wilhelm	2.52	874	109	107	.505	52	1,367	20	5	195	1838.2	1,426	514	620	120	592	48	550	61	7,434	76	6.69	2.90	2.31	0.59	18.4	8.0	1.10	.246	3.03	69	2.92	80	6.98	153.5
4	Clayton Kershaw C. Kershaw	2.53	455	223	96	.699	451	3,052	25	15	0	2855.1	2,193	804	881	235	713	46	1	28	11,279	108	9.62	2.25	4.28	0.74	27.1	6.3	1.02	.271	2.78	65	2.85	70	6.91	375.1
5	Jacob deGrom J. deGrom	2.57	248	96	65	.596	248	1,851	4	2	0	1539.2	1,173	440	477	146	345	25	0	13	6,045	30	10.82	2.02	5.37	0.85	30.6	5.7	0.99	.279	2.79	66	2.70	66	6.86	239.4
6	Jose Fernandez J. Fernandez	2.58	76	38	17	.691	76	589	0	0	0	471.1	357	135	150	31	140	13	0	12	1,888	16	11.25	2.67	4.21	0.59	31.2	7.4	1.05	.292	2.86	68	2.43	64	6.82	73
7	Yoshinobu Yamamoto Y. Yamamoto	2.66	48	19	10	.655	48	306	0	0	0	263.2	191	78	85	21	81	4	0	0	1,052	7	10.45	2.76	3.78	0.72	29.1	7.7	1.03	.266	2.90	65	2.82	67	6.52	39.5
8	Cade Horton C. Horton	2.67	23	11	4	.733	22	97	0	0	0	118.0	95	35	40	10	33	6	0	0	476	1	7.40	2.52	2.94	0.76	20.4	6.9	1.08	.258	3.05	65	3.58	88	7.25	6.2
9	Bob Lee B. Lee	2.71	269	25	23	.521	7	315	0	0	64	492.0	402	148	177	31	196	5	152	35	2,044	12	5.76	3.59	1.61	0.57	15.4	9.6	1.22	.248	3.24	81	3.30	98	7.35	5.7
10	Tim Burke T. Burke	2.72	498	49	33	.598	2	444	0	0	102	699.1	624	211	251	49	219	21	262	71	2,906	25	5.71	2.82	2.03	0.63	15.3	7.5	1.21	.265	3.23	75	3.45	93	8.03	19.9
11	Whitey Ford W. Ford	2.72	412	193	91	.680	368	1,662	127	37	9	2640.2	2,322	797	919	198	823	21	24	44	10,816	68	5.66	2.80	2.02	0.67	15.4	7.6	1.19	.262	3.13	75	3.18	86	7.91	150.9
12	Bob Locker B. Locker	2.75	576	57	39	.594	0	577	0	0	95	879.0	776	269	329	40	257	36	288	80	3,643	37	5.91	2.63	2.25	0.41	15.8	7.1	1.18	.269	3.37	82	2.79	80	7.95	68.1
13	Dan Quisenberry D. Quisenberry	2.76	674	56	46	.549	0	379	0	0	244	1043.1	1,064	320	356	59	162	7	553	70	4,247	4	3.27	1.40	2.34	0.51	8.9	3.8	1.18	.276	3.07	69	3.23	82	9.18	81.6
14	Sandy Koufax S. Koufax	2.76	397	165	87	.655	314	2,396	137	40	9	2324.1	1,754	713	806	204	817	18	44	48	9,497	87	9.28	3.16	2.93	0.79	25.2	8.6	1.11	.256	3.12	75	2.69	75	6.79	226.6
15	Dick Hughes D. Hughes	2.79	68	20	9	.690	34	230	13	4	8	307.0	221	95	101	29	76	7	17	12	1,205	8	6.74	2.23	3.03	0.85	19.1	6.3	0.97	.222	2.96	86	3.05	97	6.48	3.4
16	Ron Perranoski R. Perranoski	2.79	737	79	74	.516	1	687	0	0	178	1174.2	1,097	364	442	50	468	24	458	121	5,023	28	5.26	3.59	1.47	0.38	13.7	9.3	1.33	.276	3.39	82	3.17	93	8.40	30.6
17	Dick Lines D. Lines	2.83	107	7	7	.500	0	103	0	0	6	168.2	146	53	66	10	48	1	41	13	696	6	5.50	2.56	2.15	0.53	14.8	6.9	1.15	.255	3.52	87	2.97	87	7.79	8.1
18	Bruce Sutter B. Sutter	2.83	661	68	71	.489	0	861	0	0	300	1042.0	879	328	370	77	309	13	512	83	4,251	37	7.44	2.67	2.79	0.67	20.3	7.3	1.14	.268	3.20	75	2.93	80	7.59	88
19	John Hiller J. Hiller	2.83	545	87	76	.534	43	1,036	13	6	125	1242.0	1,040	391	438	110	535	12	363	71	5,206	39	7.51	3.88	1.94	0.80	19.9	10.3	1.27	.265	3.17	75	3.38	89	7.54	58.9
20	John Fulgham J. Fulgham	2.84	35	14	12	.538	33	123	14	3	0	231.1	189	73	80	17	58	4	0	4	914	3	4.79	2.26	2.12	0.66	13.5	6.3	1.07	.242	3.11	77	3.42	95	7.35	4.6
21	Kent Tekulve K. Tekulve	2.85	1,050	94	90	.511	0	779	0	0	184	1436.2	1,305	455	526	63	491	17	638	179	6,001	23	4.88	3.08	1.59	0.39	13.0	8.2	1.25	.267	3.30	77	3.25	88	8.18	71.1
22	Jim Palmer J. Palmer	2.86	558	268	152	.638	521	2,212	211	53	4	3948.0	3,349	1,253	1,395	303	1,311	38	15	37	16,114	85	5.04	2.99	1.69	0.69	13.7	8.1	1.18	.249	3.18	80	3.50	95	7.63	83.2
23	Andy Messersmith A. Messersmith	2.86	344	130	99	.568	295	1,625	98	27	14	2230.1	1,719	709	812	174	831	40	30	44	9,120	70	6.56	3.35	1.96	0.70	17.8	9.1	1.14	.240	3.28	83	3.28	92	6.94	68.3
24	Tom Seaver T. Seaver	2.86	656	311	205	.603	647	3,640	231	61	1	4783.0	3,971	1,521	1,674	380	1,390	76	6	116	19,369	126	6.85	2.62	2.62	0.72	18.8	7.2	1.12	.259	3.15	79	3.03	85	7.47	286.1
25	Sparky Lyle S. Lyle	2.88	899	99	76	.566	0	873	0	0	238	1390.1	1,292	445	519	84	481	14	634	81	5,794	66	5.65	3.11	1.81	0.54	15.1	8.3	1.28	.278	3.36	79	3.19	86	8.36	81.4