Since 1910, Paul Skenes has the best ERA, with an ERA of 1.96.

Interpreted as:

era with a minimum of 0.5 IP per team game leaders since 1910

	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	Ed Walsh E. Walsh	1.98	196	85	63	.574	140	835	112	21	20	1322.0	1,070	291	409	16	305	18	51		5,131	25	5.68	2.08	2.74	0.11	16.3	5.9	1.04	.266	2.78	67	2.25	78	7.28	89.9
3	Joe Wood J. Wood	2.01	195	105	49	.682	137	890	107	23	10	1251.0	1,003	279	434	9	362	42	50		4,907	38	6.40	2.60	2.46	0.06	18.1	7.4	1.09	.276	3.12	67	2.25	76	7.22	102.9
4	Walter Johnson W. Johnson	2.20	712	385	231	.625	588	3,114	470	98	32	5251.1	4,372	1,281	1,680	95	1,206	177	116		20,769	125	5.34	2.07	2.58	0.16	15.0	5.8	1.06	.264	2.88	66	2.49	75	7.49	445.8
5	Erv Lange E. Lange	2.23	36	12	11	.522	22	87	10	2	2	190.0	162	47	69	3	55	3	11		781	1	4.12	2.61	1.58	0.14	11.1	7.0	1.14	.251	3.27	74	2.64	96	7.67	1.2
6	Eddie Plank E. Plank	2.25	289	140	73	.657	215	904	147	33	22	1829.2	1,598	458	611	16	473	50	61		7,158	31	4.45	2.33	1.91	0.08	12.6	6.6	1.13	.277	3.01	79	2.49	87	7.86	74.9
7	Addie Joss A. Joss	2.26	13	5	5	.500	12	49	9	1	0	107.1	96	27	35	2	18	2	0		412	0	4.11	1.51	2.72	0.17	11.9	4.4	1.06	.276	2.93	88	2.21	84	8.05	5.3
8	Bill James B. James	2.28	84	37	21	.638	60	253	44	5	3	541.2	469	137	196	14	199	22	20		2,217	17	4.20	3.31	1.27	0.23	11.4	9.0	1.23	.263	3.26	75	3.09	99	7.79	4.8
9	Jim Scott J. Scott	2.30	281	95	102	.482	197	810	103	22	9	1641.2	1,430	419	600	21	516	37	57		6,509	26	4.44	2.83	1.57	0.12	12.4	7.9	1.19	.275	3.29	83	2.66	94	7.84	28.6
10	Reb Russell R. Russell	2.33	242	80	59	.576	148	495	81	24	13	1291.2	1,128	335	453	7	267	18	60		5,021	21	3.45	1.86	1.85	0.05	9.9	5.3	1.08	.265	3.16	84	2.35	83	7.86	68.6
11	Rube Foster R. Foster	2.36	138	58	33	.637	103	294	60	15	3	842.1	726	221	302	6	305	29	27		3,359	19	3.14	3.26	0.96	0.06	8.8	9.1	1.22	.264	3.23	86	2.97	107	7.76	-20
12	Cy Morgan C. Morgan	2.38	91	36	28	.563	79	319	43	5	1	636.1	511	168	261	0	282	45	6		2,553	23	4.51	3.99	1.13	0.00	12.5	11.0	1.25	.268	3.69	81	3.11	110	7.23	-23.3
13	Christy Mathewson C. Mathewson	2.39	247	137	76	.643	207	708	153	18	14	1814.0	1,784	481	668	52	204	9	34		7,226	25	3.51	1.01	3.47	0.26	9.8	2.8	1.10	.277	3.31	81	2.50	82	8.85	114.1
14	Eddie Cicotte E. Cicotte	2.39	433	183	130	.585	319	1,191	221	32	21	2838.1	2,557	755	1,013	29	707	40	83		11,184	40	3.78	2.24	1.68	0.09	10.6	6.3	1.15	.274	3.21	80	2.56	86	8.11	130.6
15	Jeff Tesreau J. Tesreau	2.43	247	119	72	.623	207	880	123	27	9	1679.0	1,350	453	591	37	572	38	25		6,805	42	4.72	3.07	1.54	0.20	12.9	8.4	1.14	.249	3.17	89	2.79	99	7.24	2.5
16	Joe Benz J. Benz	2.43	251	77	75	.507	163	539	75	17	3	1359.2	1,225	367	509	16	334	24	50		5,406	30	3.57	2.21	1.61	0.11	10.0	6.2	1.15	.269	3.37	85	2.63	91	8.11	36.6
17	Harry Coveleski H. Coveleski	2.45	164	70	44	.614	129	427	70	9	8	1062.2	922	289	426	13	312	49	24		4,264	19	3.62	2.64	1.37	0.11	10.0	7.3	1.16	.262	3.61	85	2.75	94	7.81	23.3
18	Ernie Shore E. Shore	2.47	160	65	43	.602	121	309	56	9	5	979.1	906	269	370	12	270	27	24		3,960	16	2.84	2.48	1.14	0.11	7.8	6.8	1.20	.268	3.40	87	2.82	99	8.33	0
19	Chief Bender C. Bender	2.48	238	110	56	.663	161	776	108	19	26	1468.0	1,336	404	519	20	350	43	67		5,777	41	4.76	2.15	2.22	0.12	13.4	6.1	1.15	.287	3.18	86	2.43	85	8.19	69.4
20	Hippo Vaughn H. Vaughn	2.48	388	178	137	.565	332	1,414	214	41	5	2727.2	2,460	753	1,038	39	813	85	44		11,215	63	4.67	2.68	1.74	0.13	12.6	7.2	1.20	.273	3.42	83	2.62	87	8.12	109.1
21	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
22	Ray Collins R. Collins	2.50	187	80	59	.576	143	480	86	17	4	1262.1	1,176	350	464	13	251	10	33		4,906	7	3.42	1.79	1.91	0.09	9.8	5.1	1.13	.280	3.31	86	2.55	87	8.38	51.1
23	Tom Hughes T. Hughes	2.50	129	46	31	.597	66	392	43	7	15	702.1	567	195	249	10	186	25	50		2,749	13	5.02	2.38	2.11	0.13	14.3	6.8	1.07	.261	3.19	95	2.32	88	7.27	26.3
24	Hoyt Wilhelm H. Wilhelm	2.52	1,070	143	122	.540	52	1,610	20	5	228	2254.1	1,757	632	773	150	778	62	651	61	9,164	90	6.43	3.11	2.07	0.60	17.6	8.5	1.12	.245	3.09	68	3.06	82	7.01	167.6
25	Hank Robinson H. Robinson	2.53	150	42	37	.532	72	238	32	3	2	701.1	646	197	269	7	159	32	58		2,832	5	3.05	2.04	1.50	0.09	8.4	5.6	1.15	.267	3.45	85	2.83	93	8.29	17.1