Max Scherzer won the most games in 2013, with 21 wins.

Interpreted as:

most game winners by a player in 2013

	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	H/9
1	Max Scherzer M. Scherzer	21	2013	DET	0	1.000	21	21	2.45	150	0	0	0	143.1	90	39	39	11	34	2	0	0	546	4	9.42	2.13	4.41	0.69	27.5	6.2	0.87	.226	2.45	5.65
2	Adam Wainwright A. Wainwright	19	2013	STL	0	1.000	19	19	1.48	142	5	2	0	145.2	112	24	24	1	16	2	0	1	550	4	8.77	0.99	8.88	0.06	25.8	2.9	0.88	.285	1.48	6.92
3	Jordan Zimmermann J. Zimmermann	19	2013	WSH	0	1.000	19	19	1.77	101	3	2	0	137.1	108	27	28	3	23	4	0	0	535	3	6.62	1.51	4.39	0.20	18.9	4.3	0.95	.260	1.83	7.08
4	Bartolo Colon B. Colon	18	2013	OAK	0	1.000	18	18	1.36	88	3	3	0	126.0	105	19	19	5	20	0	0	0	486	0	6.29	1.43	4.40	0.36	18.1	4.1	0.99	.268	1.36	7.50
5	C.J. Wilson	17	2013	LAA	0	1.000	17	17	2.48	94	0	0	0	112.2	89	31	34	5	45	5	0	0	465	6	7.51	3.59	2.09	0.40	20.2	9.7	1.19	.266	2.72	7.11
6	Matt Moore M. Moore	17	2013	TBR	0	1.000	17	17	1.67	109	1	1	0	107.2	60	20	21	5	52	2	0	0	431	10	9.11	4.35	2.10	0.42	25.3	12.1	1.04	.209	1.76	5.02
7	Francisco Liriano F. Liriano	16	2013	PIT	0	1.000	16	16	1.05	112	2	0	0	111.1	70	13	13	1	40	0	0	0	432	4	9.05	3.23	2.80	0.08	25.9	9.3	0.99	.247	1.05	5.66
8	Chris Tillman C. Tillman	16	2013	BAL	0	1.000	16	16	2.99	90	0	0	0	102.1	86	34	35	16	33	1	0	0	411	5	7.92	2.90	2.73	1.41	21.9	8.0	1.16	.258	3.08	7.56
9	Jorge De La Rosa J. De La Rosa	16	2013	COL	0	1.000	16	16	2.38	66	0	0	0	94.2	82	25	26	3	34	2	0	1	394	2	6.27	3.23	1.94	0.29	16.8	8.6	1.23	.273	2.47	7.80
10	Clayton Kershaw C. Kershaw	16	2013	LAD	0	1.000	16	16	0.95	123	3	2	0	123.2	66	13	14	3	14	1	0	0	443	8	8.95	1.02	8.79	0.22	27.8	3.2	0.65	.209	1.02	4.80
11	Lance Lynn L. Lynn	15	2013	STL	0	1.000	15	15	2.31	110	0	0	0	97.1	66	25	25	4	35	6	0	0	388	0	10.17	3.24	3.14	0.37	28.4	9.0	1.04	.266	2.31	6.10
12	Kris Medlen K. Medlen	15	2013	ATL	0	1.000	15	15	1.76	82	0	0	0	102.1	84	20	24	6	16	3	0	0	395	0	7.21	1.41	5.13	0.53	20.8	4.1	0.98	.271	2.11	7.39
13	Shelby Miller S. Miller	15	2013	STL	0	1.000	15	15	1.25	93	1	1	0	93.2	58	13	16	4	23	1	0	0	358	1	8.94	2.21	4.04	0.38	26.0	6.4	0.86	.228	1.54	5.57
14	Zack Greinke Z. Greinke	15	2013	LAD	0	1.000	15	15	1.64	92	1	1	0	104.1	73	19	19	6	26	2	0	1	401	0	7.94	2.24	3.54	0.52	22.9	6.5	0.95	.244	1.64	6.30
15	Jeremy Guthrie J. Guthrie	15	2013	KCR	0	1.000	15	15	2.01	63	2	2	0	98.1	91	22	23	9	26	5	0	0	404	0	5.77	2.38	2.42	0.82	15.6	6.4	1.19	.272	2.11	8.33
16	Jon Lester J. Lester	15	2013	BOS	0	1.000	15	15	2.07	88	1	1	0	104.1	79	24	24	5	27	2	0	0	412	3	7.59	2.33	3.26	0.43	21.4	6.6	1.02	.255	2.07	6.81
17	Mat Latos M. Latos	14	2013	CIN	0	1.000	14	14	2.16	83	1	0	0	96.0	80	23	26	5	29	3	0	2	398	4	7.78	2.72	2.86	0.47	20.9	7.3	1.14	.270	2.44	7.50
18	Julio Teheran J. Teheran	14	2013	ATL	0	1.000	14	14	1.69	86	0	0	0	90.2	72	17	20	5	20	5	0	1	365	0	8.54	1.99	4.30	0.50	23.6	5.5	1.01	.269	1.99	7.15
19	Mike Leake M. Leake	14	2013	CIN	0	1.000	14	14	1.52	63	0	0	0	94.2	82	16	16	7	20	4	0	1	375	1	5.99	1.90	3.15	0.67	16.8	5.3	1.08	.267	1.52	7.80
20	R.A. Dickey	14	2013	TOR	0	1.000	14	14	1.55	76	1	1	0	99.0	71	17	19	7	27	1	0	0	389	2	6.91	2.45	2.81	0.64	19.5	6.9	0.99	.230	1.73	6.45
21	Anibal Sanchez A. Sanchez	14	2013	DET	0	1.000	14	14	1.37	105	1	1	0	98.1	67	15	15	2	23	1	0	0	380	0	9.61	2.11	4.57	0.18	27.6	6.1	0.92	.261	1.37	6.13
22	Jhoulys Chacin J. Chacin	14	2013	COL	0	1.000	14	14	1.72	54	0	0	0	94.1	71	18	19	4	28	2	0	0	369	3	5.15	2.67	1.93	0.38	14.6	7.6	1.05	.238	1.81	6.77
23	Hyun Jin Ryu H. Jin Ryu	14	2013	LAD	0	1.000	14	14	2.13	84	1	1	0	93.0	73	22	23	7	19	0	0	0	361	3	8.13	1.84	4.42	0.68	23.3	5.3	0.99	.263	2.23	7.06
24	CC Sabathia	14	2013	NYY	0	1.000	14	14	3.40	83	1	0	0	100.2	87	38	41	10	32	0	0	2	408	3	7.42	2.86	2.59	0.89	20.3	7.8	1.18	.272	3.67	7.78
25	Patrick Corbin P. Corbin	14	2013	ARI	0	1.000	14	14	1.88	85	2	0	0	96.0	76	20	21	6	27	6	0	1	387	8	7.97	2.53	3.15	0.56	22.0	7.0	1.07	.266	1.97	7.13