Will White has faced the most batters in a season, with 2,906 batters faced in 1879.

	NAME	TBF	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Will White W. White	2,906	1879	CIN	76	43	31	.581	75	1.99	232	75	4	0	680.0	676	150	404	10	68		1	49	3.07	0.90	3.41	0.13	8.0	2.3	1.09		5.35	84	2.55	107	8.95	-25.2
2	Pud Galvin P. Galvin	2,741	1883	BUF	76	46	29	.613	75	2.72	279	72	5	0	656.1	676	198	367	9	50		1	28	3.83	0.69	5.58	0.12	10.2	1.8	1.11		5.03	85	2.81	88	9.27	32
3	Old Hoss Radbourn O. Hoss Radbourn	2,672	1884	PRO	75	59	12	.831	73	1.38	441	73	11	2	678.2	528	104	216	18	98		2	34	5.85	1.30	4.50	0.24	16.5	3.7	0.92		2.86	48	2.75	84	7.00	31.9
4	Jim McCormick J. McCormick	2,669	1880	CLE	74	45	28	.616	74	1.85	260	72	7	0	657.2	585	135	274	2	75		0	21	3.56	1.03	3.47	0.03	9.7	2.8	1.00		3.75	81	2.12	93	8.01	4.6
5	Guy Hecker G. Hecker	2,649	1884	LOU	75	52	20	.722	73	1.80	385	72	6	0	670.2	526	134	230	4	56	16	2	27	5.17	0.75	6.88	0.05	14.5	2.1	0.87	.239	3.09	57	2.53	80	7.06	43
6	John Clarkson J. Clarkson	2,641	1889	BSN	73	49	19	.721	72	2.73	284	68	8	1	620.0	589	188	280	16	203	17	1	16	4.12	2.95	1.40	0.23	10.8	7.7	1.28	.270	4.06	65	3.49	82	8.55	56.6
7	William Hutchinson W. Hutchinson	2,639	1892	CHI	75	36	36	.500	70	2.76	314	67	5	1	622.0	571	191	316	11	190	13	5	20	4.54	2.75	1.65	0.16	11.9	7.2	1.22	.265	4.57	82	2.63	79	8.26	51.2
8	Jim Devlin J. Devlin	2,568	1876	LOU	68	30	35	.462	68	1.56	122	66	5	0	622.0	566	108	309	3	37		0	14	1.77	0.54	3.30	0.04	4.8	1.4	0.97		4.47	62	2.08	82	8.19	50.7
9	Pud Galvin P. Galvin	2,554	1884	BUF	72	46	22	.676	72	1.99	369	71	12	0	636.1	566	141	254	23	63		0	16	5.22	0.89	5.86	0.33	14.4	2.5	0.99		3.59	64	2.88	82	8.01	50.9
10	John Coleman J. Coleman	2,546	1883	PHN	65	12	48	.200	61	4.87	159	59	3	0	538.1	772	291	510	17	48		4	9	2.66	0.80	3.31	0.28	6.2	1.9	1.52		8.53	158	3.34	109	12.91	-19.2
11	Old Hoss Radbourn O. Hoss Radbourn	2,540	1883	PRO	76	48	25	.658	68	2.05	315	66	4	1	632.1	563	144	275	7	56		8	36	4.48	0.80	5.63	0.10	12.4	2.2	0.98		3.91	68	2.67	88	8.01	17.8
12	Tim Keefe T. Keefe	2,517	1883	NYM	68	41	27	.603	68	2.41	359	68	5	0	619.0	488	166	244	6	108		0	27	5.22	1.57	3.32	0.09	14.3	4.3	0.96		3.55	72	2.74	82	7.10	45.1
13	William Hutchinson W. Hutchinson	2,506	1890	CHN	71	41	25	.621	66	2.70	289	65	5	2	603.0	505	181	315	20	199	13	5	27	4.31	2.97	1.45	0.30	11.5	7.9	1.17	.244	4.70	71	3.44	84	7.54	50.1
14	Matt Kilroy M. Kilroy	2,492	1887	BAL	69	46	19	.708	69	3.07	217	66	6	0	589.1	585	201	326	9	157	20	1	46	3.31	2.40	1.38	0.14	8.7	6.3	1.26	.276	4.98	73	3.64	90	8.93	23.3
15	John Clarkson J. Clarkson	2,487	1885	CWS	70	53	16	.768	70	1.85	308	68	10	0	623.0	497	128	255	21	97		0	14	4.45	1.40	3.18	0.30	12.4	3.9	0.95		3.68	61	2.80	86	7.18	38.8
16	Toad Ramsey T. Ramsey	2,477	1886	LOU	67	38	27	.585	67	2.45	499	66	3	0	588.2	447	160	297	3	207	12	0	35	7.63	3.16	2.41	0.05	20.1	8.4	1.11	.253	4.54	71	2.59	76	6.83	54.7
17	Matt Kilroy M. Kilroy	2,469	1886	BAL	68	29	34	.460	68	3.37	513	66	5	0	583.0	476	218	350	10	182	19	0	61	7.92	2.81	2.82	0.15	20.8	7.4	1.13	.267	5.40	100	2.60	77	7.35	47
18	Pud Galvin P. Galvin	2,436	1879	BUF	66	37	27	.578	66	2.28	136	65	6	0	593.0	585	150	299	3	31		0	23	2.06	0.47	4.39	0.05	5.6	1.3	1.04		4.54	89	2.50	98	8.88	6.4
19	Toad Ramsey T. Ramsey	2,430	1887	LOU	65	37	27	.578	64	3.43	355	61	0	0	561.0	544	214	358	9	167	16	1	46	5.70	2.68	2.13	0.14	14.6	6.9	1.27	.284	5.74	78	3.20	76	8.73	64.2
20	John Ward J. Ward	2,425	1879	PRO	70	47	19	.712	60	2.15	239	58	2	1	587.0	571	140	270	5	36		10	29	3.66	0.55	6.64	0.08	9.9	1.5	1.03		4.14	89	2.22	92	8.75	7.9
21	Jim McCormick J. McCormick	2,412	1882	CLE	68	36	30	.545	67	2.37	200	65	4	0	595.2	550	157	274	14	103		1	22	3.02	1.56	1.94	0.21	8.3	4.3	1.10		4.14	84	2.92	106	8.31	-15.4
22	Lee Richmond L. Richmond	2,410	1880	WOR	74	32	32	.500	66	2.15	243	57	5	3	590.2	541	141	278	7	74		9	29	3.70	1.13	3.28	0.11	10.1	3.1	1.04		4.24	85	2.24	88	8.24	28.7
23	Mickey Welch M. Welch	2,387	1880	TRO	65	34	30	.531	64	2.54	123	64	4	0	574.0	575	162	321	7	80		1	26	1.93	1.25	1.54	0.11	5.2	3.4	1.14		5.03	103	2.68	109	9.02	-7.1
24	Charlie Buffinton C. Buffinton	2,383	1884	BSN	67	48	16	.750	67	2.15	417	63	8	0	587.0	506	140	225	15	76		0	24	6.39	1.17	5.49	0.23	17.5	3.2	0.99		3.45	74	2.57	77	7.76	46.8
25	Amos Rusie A. Rusie	2,379	1890	NYN	67	29	34	.460	62	2.56	341	56	4	1	548.2	436	156	300	3	289	26	5	36	5.59	4.74	1.18	0.05	14.3	12.1	1.32	.252	4.92	73	3.47	92	7.15	17.7