who has most wins in single season in cubs

John Clarkson has won the most games for the Chicago White Stockings in a season, with 53 wins in 1885.

	NAME	W	SEASON	TM	L	W%	G	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	John Clarkson J. Clarkson	53	1885	CWS	16	.768	70	70	1.85	308	68	10	0	623.0	497	128	255	21	97		0	2,487	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
2	Al Spalding A. Spalding	47	1876	CWS	12	.797	61	60	1.75	39	53	8	0	528.2	542	103	226	6	26		2	2,219	1	0.66	0.44	1.50	0.10	1.8	1.2	1.07		3.85	73	2.38	99	9.23	9
3	William Hutchinson W. Hutchinson	44	1891	CHI	19	.698	66	58	2.81	261	56	4	1	561.0	508	175	283	26	178	7	8	2,371	25	4.19	2.86	1.47	0.42	11.0	7.5	1.22	.254	4.54	82	3.19	90	8.15	24
4	Larry Corcoran L. Corcoran	43	1880	CWS	14	.754	63	60	1.95	268	57	4	2	536.1	404	116	218	6	99		3	2,133	19	4.50	1.66	2.71	0.10	12.6	4.6	0.94		3.66	80	2.23	91	6.78	16.5
5	William Hutchinson W. Hutchinson	41	1890	CHN	25	.621	71	66	2.70	289	65	5	2	603.0	505	181	315	20	199	13	5	2,506	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
6	John Clarkson J. Clarkson	38	1887	CWS	21	.644	60	59	3.08	237	56	2	0	523.0	513	179	283	19	92	8	1	2,183	25	4.08	1.58	2.58	0.33	10.9	4.2	1.16	.270	4.87	71	3.42	75	8.83	69.4
7	William Hutchinson W. Hutchinson	36	1892	CHI	36	.500	75	70	2.76	314	67	5	1	622.0	571	191	316	11	190	13	5	2,639	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	John Clarkson J. Clarkson	36	1886	CWS	17	.679	55	55	2.41	313	50	3	0	466.2	419	125	248	19	86		0	1,914	17	6.04	1.66	3.64	0.37	16.4	4.5	1.08		4.78	69	2.84	80	8.08	41.6
9	Larry Corcoran L. Corcoran	35	1884	CWS	23	.603	60	59	2.40	272	57	7	0	516.2	473	138	286	35	116		1	2,180	27	4.74	2.02	2.34	0.61	12.5	5.3	1.14		4.98	76	3.78	105	8.24	-1.5
10	Larry Corcoran L. Corcoran	34	1883	CWS	20	.630	56	53	2.49	216	51	3	0	473.2	483	131	281	7	82		3	2,041	19	4.10	1.56	2.63	0.13	10.6	4.0	1.19		5.34	75	3.05	92	9.18	21.6
11	Jim McCormick J. McCormick	31	1886	CWS	11	.738	42	42	2.82	172	38	2	0	347.2	341	109	165	18	100		0	1,449	7	4.45	2.59	1.72	0.47	11.9	6.9	1.27		4.27	80	3.65	103	8.83	1.9
12	Larry Corcoran L. Corcoran	31	1881	CWS	14	.689	45	44	2.31	150	43	4	0	396.2	380	102	205	10	78		1	1,650	27	3.40	1.77	1.92	0.23	9.1	4.7	1.15		4.65	81	2.85	100	8.62	3.5
13	Terry Larkin T. Larkin	31	1879	CWS	23	.574	58	58	2.44	142	57	4	0	513.1	514	139	277	5	30		0	2,176	20	2.49	0.53	4.73	0.09	6.5	1.4	1.06		4.86	95	2.49	97	9.01	9.3
14	Mordecai Brown M. Brown	29	1908	CHC	9	.763	44	31	1.47	123	27	9	5	312.1	214	51	64	1	49	5	12	1,153	6	3.54	1.41	2.51	0.03	10.7	4.2	0.84	.218	1.84	63	1.87	75	6.17	21.5
15	Terry Larkin T. Larkin	29	1878	CWS	26	.527	56	56	2.24	163	56	1	0	506.0	511	126	288	4	31		0	2,105	37	2.90	0.55	5.26	0.07	7.7	1.5	1.07		5.12	94	2.18	92	9.09	15.3
16	Fred Goldsmith F. Goldsmith	28	1882	CWS	17	.622	45	45	2.42	109	45	4	0	405.0	377	109	192	7	38		0	1,637	13	2.42	0.84	2.87	0.16	6.7	2.3	1.02		4.27	82	2.73	95	8.38	9.9
17	Grover Alexander G. Alexander	27	1920	CHC	14	.659	46	40	1.91	173	33	7	5	363.1	335	77	96	8	69	1	6	1,447	3	4.29	1.71	2.51	0.20	12.0	4.8	1.11	.273	2.38	61	2.66	81	8.30	25
18	Mordecai Brown M. Brown	27	1909	CHC	9	.750	50	34	1.31	172	32	8	7	342.2	246	50	78	1	53	7	15	1,280	9	4.52	1.39	3.25	0.03	13.4	4.1	0.87	.234	2.05	51	1.78	68	6.46	32.4
19	Larry Corcoran L. Corcoran	27	1882	CWS	12	.692	39	39	1.95	170	38	3	0	355.2	281	77	153	5	63		0	1,469	17	4.30	1.59	2.70	0.13	11.6	4.3	0.97		3.87	66	2.52	88	7.11	16.7
20	Charlie Root C. Root	26	1927	CHC	15	.634	48	36	3.76	145	21	4	2	309.0	296	129	148	16	117	9	12	1,316	3	4.22	3.41	1.24	0.47	11.0	8.9	1.34	.272	4.31	98	3.98	103	8.62	-4.5
21	Larry Cheney L. Cheney	26	1912	CHC	10	.722	42	37	2.85	140	28	4	0	303.1	262	96	122	5	111	7	4	1,267	18	4.15	3.29	1.26	0.15	11.0	8.8	1.23	.256	3.62	85	3.31	95	7.77	4.9
22	Mordecai Brown M. Brown	26	1906	CHC	6	.813	36	32	1.04	144	27	9	3	277.1	198	32	56	1	61	4	4	1,044	2	4.67	1.98	2.36	0.03	13.8	5.8	0.93	.236	1.82	39	2.08	75	6.43	21.1
23	Clark Griffith C. Griffith	26	1895	CHI	14	.650	42	41	3.93	79	39	0	0	353.0	434	154	228	11	91	22	1	1,570	7	2.01	2.32	0.87	0.28	5.0	5.8	1.49	.309	5.81	79	4.50	91	11.07	20.7
24	Mordecai Brown M. Brown	25	1910	CHC	14	.641	46	31	1.86	143	27	6	7	295.1	256	61	95	3	64	4	14	1,170	6	4.36	1.95	2.23	0.09	12.2	5.5	1.08	.265	2.90	62	2.18	75	7.80	24.3
25	Gus Krock G. Krock	25	1888	CWS	14	.641	39	39	2.44	161	39	4	0	339.2	295	92	143	20	45	9	0	1,351	14	4.27	1.19	3.58	0.53	11.9	3.3	1.00	.246	3.79	80	2.88	91	7.82	15