Between the 2010 and 2019 seasons, Clayton Kershaw won the most games by a left-hander, with 156 wins.

Interpreted as:

MLB left handed regular-season wins leaders in 2010s

	NAME	W	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	Clayton Kershaw C. Kershaw	156	61	.719	294	293	2.31	2,179	25	15	0	1996.0	1,487	513	566	155	434	31	0	20	7,787	70	9.83	1.96	5.02	0.70	28.0	5.6	0.96	.267	2.55	61	2.63	67	6.70	290.2
2	Jon Lester J. Lester	148	92	.617	320	320	3.54	1,868	11	2	0	1979.2	1,847	778	862	207	616	65	0	6	8,236	46	8.49	2.80	3.03	0.94	22.7	7.5	1.24	.299	3.92	85	3.61	89	8.40	93.3
3	David Price D. Price	140	73	.657	293	287	3.24	1,867	17	3	0	1887.1	1,685	680	743	189	469	54	1	12	7,700	37	8.90	2.24	3.98	0.90	24.2	6.1	1.14	.292	3.54	79	3.26	80	8.04	167.1
4	Gio Gonzalez G. Gonzalez	123	88	.583	302	300	3.49	1,683	4	2	0	1768.2	1,559	686	736	142	715	44	0	18	7,471	54	8.56	3.64	2.35	0.72	22.5	9.6	1.29	.290	3.75	87	3.53	88	7.93	92.7
5	Madison Bumgarner M. Bumgarner	119	92	.564	285	285	3.14	1,784	15	6	0	1836.0	1,614	640	701	190	425	62	0	33	7,467	25	8.75	2.08	4.20	0.93	23.9	5.7	1.11	.284	3.44	83	3.31	87	7.91	97.9
6	Cole Hamels C. Hamels	115	87	.569	306	305	3.33	1,872	11	3	0	1958.0	1,742	724	778	214	579	88	0	24	8,072	46	8.60	2.66	3.23	0.98	23.2	7.2	1.19	.287	3.58	81	3.64	89	8.01	97.2
7	CC Sabathia	115	80	.590	273	272	3.87	1,503	10	1	0	1688.0	1,666	725	796	214	509	64	0	22	7,155	38	8.01	2.71	2.95	1.14	21.0	7.1	1.29	.298	4.24	92	3.98	93	8.88	57.5
8	Chris Sale C. Sale	109	73	.599	312	232	3.03	2,007	16	3	12	1629.2	1,312	548	590	172	374	98	25	14	6,544	38	11.08	2.07	5.37	0.95	30.7	5.7	1.03	.293	3.26	71	2.90	69	7.25	235.7
9	J.A. Happ	108	85	.560	271	261	4.10	1,347	1	1	0	1490.1	1,424	679	727	197	533	31	5	13	6,337	40	8.13	3.22	2.53	1.19	21.3	8.4	1.31	.290	4.39	100	4.16	101	8.60	-3.6
10	Jason Vargas J. Vargas	90	85	.514	244	243	4.12	1,005	12	8	0	1424.1	1,428	652	686	183	421	36	1	19	6,028	21	6.35	2.66	2.39	1.16	16.7	7.0	1.30	.284	4.33	104	4.32	107	9.02	-50.2
11	Francisco Liriano F. Liriano	88	92	.489	342	242	4.15	1,449	3	1	0	1456.1	1,320	672	732	143	680	54	13	14	6,277	83	8.95	4.20	2.13	0.88	23.1	10.8	1.37	.298	4.52	103	3.90	97	8.16	18.2
12	Wade Miley W. Miley	85	82	.509	249	245	4.23	1,115	2	1	0	1403.2	1,451	659	703	157	490	34	0	10	6,028	53	7.15	3.14	2.28	1.01	18.5	8.1	1.38	.306	4.51	103	4.11	101	9.30	-6.4
13	Dallas Keuchel D. Keuchel	84	71	.542	211	202	3.67	1,036	12	4	0	1302.0	1,259	531	571	131	382	30	2	8	5,424	50	7.16	2.64	2.71	0.91	19.1	7.0	1.26	.293	3.95	91	3.80	93	8.70	41.1
14	Jose Quintana J. Quintana	83	77	.519	250	246	3.72	1,298	2	2	0	1485.0	1,460	614	662	153	419	37	2	21	6,203	56	7.87	2.54	3.10	0.93	20.9	6.8	1.27	.304	4.01	90	3.64	87	8.85	87
15	C.J. Wilson	82	50	.621	186	186	3.60	998	7	2	0	1149.2	1,020	460	521	90	474	55	0	12	4,857	51	7.81	3.71	2.11	0.70	20.5	9.8	1.30	.287	4.08	91	3.74	94	7.98	31.8
16	Mark Buehrle M. Buehrle	79	63	.556	192	192	3.83	682	9	2	0	1222.1	1,329	520	569	125	264	27	0	14	5,143	10	5.02	1.94	2.58	0.92	13.3	5.1	1.30	.298	4.19	94	4.01	99	9.79	5.9
17	Patrick Corbin P. Corbin	70	61	.534	205	187	3.80	1,135	5	2	2	1147.2	1,113	484	528	131	341	31	9	18	4,833	49	8.90	2.67	3.33	1.03	23.5	7.1	1.27	.307	4.14	90	3.61	88	8.73	63.8
18	Derek Holland D. Holland	70	65	.519	262	201	4.36	1,038	8	7	0	1237.1	1,229	600	660	176	451	39	23	16	5,300	26	7.55	3.28	2.30	1.28	19.6	8.5	1.36	.293	4.80	102	4.46	106	8.94	-39.8
19	Mike Minor M. Minor	70	60	.538	236	170	3.90	986	3	1	6	1095.2	1,024	475	496	142	315	30	14	21	4,541	25	8.10	2.59	3.13	1.17	21.7	6.9	1.22	.287	4.07	95	3.94	98	8.41	12.2
20	Jaime Garcia J. Garcia	69	61	.531	208	187	3.82	917	4	4	0	1119.0	1,114	475	542	106	361	22	4	17	4,740	59	7.38	2.90	2.54	0.85	19.3	7.6	1.32	.302	4.36	96	3.72	94	8.96	29.7
21	Jonathon Niese J. Niese	67	66	.504	203	189	4.03	885	3	2	0	1149.2	1,232	515	580	128	350	41	4	15	4,975	35	6.93	2.74	2.53	1.00	17.8	7.0	1.38	.309	4.54	108	4.02	104	9.64	-22.1
22	Jorge De La Rosa J. De La Rosa	63	47	.573	272	145	4.20	756	2	0	1	933.2	892	436	476	109	384	36	22	25	4,003	51	7.29	3.70	1.97	1.05	18.9	9.6	1.37	.288	4.59	94	4.35	105	8.60	-17.6
23	Danny Duffy D. Duffy	60	61	.496	209	181	3.98	926	1	0	1	1055.0	1,006	466	493	128	388	43	7	5	4,480	46	7.90	3.31	2.39	1.09	20.7	8.7	1.32	.293	4.21	93	4.18	102	8.58	-9.4
24	Wei-Yin Chen W. Chen	59	51	.536	219	170	4.18	846	0	0	0	1064.2	1,090	495	526	156	270	25	15	12	4,485	18	7.15	2.28	3.13	1.32	18.9	6.0	1.28	.293	4.45	104	4.27	104	9.21	-20.3
25	Clayton Richard C. Richard	58	74	.439	224	176	4.46	681	4	3	1	1084.0	1,183	537	593	127	354	37	10	24	4,665	35	5.65	2.94	1.92	1.05	14.6	7.6	1.42	.305	4.92	116	4.46	112	9.82	-60.3