who has most wins in single season in cubs since 1950

Since 1950, Fergie Jenkins and Larry Jackson are tied for winning the most games for the Cubs in a season, with 24 wins.

	NAME	W	SEASON	TM	L	W%	G	GS	ERA	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	Fergie Jenkins F. Jenkins	24	1971	CHC	13	.649	39	39	2.77	263	30	3	0	325.0	304	100	114	29	37	5	0	6	1,299	3	7.28	1.02	7.11	0.80	20.2	2.8	1.05	.285	3.16	73	2.38	64	8.42	45.3
2	Larry Jackson L. Jackson	24	1964	CHC	11	.686	40	38	3.14	148	19	3	0	297.2	265	104	114	17	58	1	1	8	1,200	4	4.47	1.75	2.55	0.51	12.3	4.8	1.09	.254	3.45	85	2.95	83	8.01	20
3	Jake Arrieta J. Arrieta	22	2015	CHC	6	.786	33	33	1.77	236	4	3	0	229.0	150	45	52	10	48	6	0	2	870	6	9.28	1.89	4.92	0.39	27.1	5.5	0.86	.246	2.04	45	2.34	60	5.90	39
4	Fergie Jenkins F. Jenkins	22	1970	CHC	16	.579	40	39	3.39	274	24	3	0	313.0	265	118	128	30	60	7	1	6	1,265	9	7.88	1.73	4.57	0.86	21.7	4.7	1.04	.263	3.68	76	2.77	65	7.62	48.3
5	Dick Ellsworth D. Ellsworth	22	1963	CHC	10	.688	37	37	2.11	185	19	4	0	290.2	223	68	75	14	75	2	0	7	1,160	3	5.73	2.32	2.47	0.43	15.9	6.5	1.03	.236	2.32	62	2.63	77	6.90	24.6
6	Fergie Jenkins F. Jenkins	21	1969	CHC	15	.583	43	42	3.21	273	23	7	1	311.1	284	111	122	27	71	8	1	15	1,275	7	7.89	2.05	3.85	0.78	21.4	5.6	1.14	.287	3.53	82	2.64	70	8.21	36.8
7	Jon Lieber J. Lieber	20	2001	CHC	6	.769	34	34	3.80	148	5	1	0	232.1	226	98	104	25	41	7	0	4	958	4	5.73	1.59	3.61	0.97	15.4	4.3	1.15	.273	4.03	89	3.79	86	8.75	15.8
8	Greg Maddux G. Maddux	20	1992	CHC	11	.645	35	35	2.18	199	9	4	0	268.0	201	65	68	7	70	14	0	7	1,061	5	6.68	2.35	2.84	0.24	18.8	6.6	1.01	.252	2.28	61	2.57	71	6.75	30.5
9	Rick Reuschel R. Reuschel	20	1977	CHC	10	.667	39	37	2.79	166	8	4	1	252.0	233	78	84	13	74	5	2	11	1,030	9	5.93	2.64	2.24	0.46	16.1	7.2	1.22	.285	3.00	65	3.02	72	8.32	31.3
10	Fergie Jenkins F. Jenkins	20	1972	CHC	12	.625	36	36	3.20	184	23	5	0	289.1	253	103	111	32	62	7	0	7	1,176	3	5.72	1.93	2.97	1.00	15.6	5.3	1.09	.248	3.45	85	3.27	90	7.87	11.4
11	Bill Hands B. Hands	20	1969	CHC	14	.588	41	41	2.49	181	18	3	0	300.0	268	83	102	21	73	6	0	8	1,220	5	5.43	2.19	2.48	0.63	14.8	6.0	1.14	.263	3.06	64	3.00	80	8.04	24.5
12	Fergie Jenkins F. Jenkins	20	1968	CHC	15	.571	40	40	2.63	260	20	3	0	308.0	255	90	96	26	65	3	0	7	1,231	6	7.60	1.90	4.00	0.76	21.1	5.3	1.04	.261	2.81	82	2.46	81	7.45	19.1
13	Fergie Jenkins F. Jenkins	20	1967	CHC	13	.606	38	38	2.80	236	20	3	0	289.1	230	90	101	30	83	4	0	8	1,156	2	7.34	2.58	2.84	0.93	20.4	7.2	1.08	.249	3.14	80	3.16	93	7.15	7.7
14	Jon Lester J. Lester	19	2016	CHC	5	.792	32	32	2.44	197	2	0	0	202.2	154	55	57	21	52	6	0	0	796	4	8.75	2.31	3.79	0.93	24.7	6.5	1.02	.256	2.53	59	3.40	82	6.84	16.3
15	Kevin Tapani K. Tapani	19	1998	CHC	9	.679	35	34	4.85	136	2	2	0	219.0	244	118	120	30	62	5	0	4	945	7	5.59	2.55	2.19	1.23	14.4	6.6	1.40	.301	4.93	114	4.59	106	10.03	-5.8
16	Greg Maddux G. Maddux	19	1989	CHC	12	.613	35	35	2.95	135	7	1	0	238.1	222	78	90	13	82	6	0	13	1,002	5	5.10	3.10	1.65	0.49	13.5	8.2	1.28	.273	3.40	80	3.44	93	8.38	7.2
17	Jon Lester J. Lester	18	2018	CHC	6	.750	32	32	3.32	149	0	0	0	181.2	174	67	75	24	64	6	0	1	761	4	7.38	3.17	2.33	1.19	19.6	8.4	1.31	.290	3.72	83	4.39	109	8.62	-7.6
18	Jake Arrieta J. Arrieta	18	2016	CHC	8	.692	31	31	3.10	190	1	1	0	197.1	138	68	72	16	76	6	0	1	795	16	8.67	3.47	2.50	0.73	23.9	9.6	1.08	.241	3.28	75	3.51	85	6.29	13.4
19	Carlos Zambrano C. Zambrano	18	2007	CHC	13	.581	34	34	3.95	177	1	0	0	216.1	187	95	100	23	101	14	0	4	925	3	7.36	4.20	1.75	0.96	19.1	10.9	1.33	.269	4.16	86	4.57	101	7.78	-0.8
20	Mark Prior M. Prior	18	2003	CHC	6	.750	30	30	2.43	245	3	1	0	211.1	183	57	67	15	50	9	0	4	863	9	10.43	2.13	4.90	0.64	28.4	5.8	1.10	.309	2.85	57	2.47	56	7.79	44.5
21	Mike Bielecki M. Bielecki	18	1989	CHC	7	.720	33	33	3.14	147	4	3	0	212.1	187	74	82	16	81	0	0	8	882	9	6.23	3.43	1.81	0.68	16.7	9.2	1.26	.268	3.48	85	3.49	94	7.93	5.1
22	Greg Maddux G. Maddux	18	1988	CHC	8	.692	34	34	3.18	140	9	3	0	249.0	230	88	97	13	81	9	0	16	1,047	3	5.06	2.93	1.73	0.47	13.4	7.7	1.25	.270	3.51	87	3.40	94	8.31	6.1
23	Rick Sutcliffe R. Sutcliffe	18	1987	CHC	10	.643	34	34	3.68	174	6	1	0	237.1	223	97	106	24	106	4	0	14	1,012	9	6.60	4.02	1.64	0.91	17.2	10.5	1.39	.283	4.02	84	4.10	96	8.46	5.2
24	Rick Reuschel R. Reuschel	18	1979	CHC	12	.600	36	36	3.62	125	5	1	0	239.0	251	96	104	16	75	10	0	8	1,021	5	4.71	2.82	1.67	0.60	12.2	7.3	1.36	.296	3.92	88	3.61	91	9.45	9.4
25	Bill Hands B. Hands	18	1970	CHC	15	.545	39	38	3.70	170	12	2	1	265.0	278	109	121	20	76	4	1	8	1,127	9	5.77	2.58	2.24	0.68	15.1	6.7	1.34	.301	4.11	82	3.24	76	9.44	28.5