Adam Wainwright and Jordan Zimmermann were tied for the most decisions in 2013, with 28 decisions.

	NAME	DEC	SEASON	TM	G	W	L	W%	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	Adam Wainwright A. Wainwright	28	2013	STL	34	19	9	.679	34	2.94	219	5	2	0	241.2	223	79	83	15	35	6	0	2	956	5	8.16	1.30	6.26	0.56	22.9	3.7	1.07	.305	3.09	80	2.55	68	8.30	31.8
2	Jordan Zimmermann J. Zimmermann	28	2013	WSH	32	19	9	.679	32	3.25	161	4	2	0	213.1	192	77	81	19	40	7	0	0	865	3	6.79	1.69	4.03	0.80	18.6	4.6	1.09	.271	3.42	87	3.35	90	8.10	8.8
3	R.A. Dickey	27	2013	TOR	34	14	13	.519	34	4.21	177	3	1	0	224.2	207	105	113	35	71	10	0	0	943	7	7.09	2.84	2.49	1.40	18.8	7.5	1.24	.265	4.53	103	4.57	114	8.29	-14.1
4	Jeremy Guthrie J. Guthrie	27	2013	KCR	33	15	12	.556	33	4.04	111	3	2	0	211.2	236	95	99	30	59	8	0	1	905	7	4.72	2.51	1.88	1.28	12.3	6.5	1.39	.296	4.21	100	4.79	122	10.03	-20.6
5	Kris Medlen K. Medlen	27	2013	ATL	32	15	12	.556	31	3.11	157	0	0	0	197.0	194	68	77	18	47	8	1	1	820	2	7.17	2.15	3.34	0.82	19.1	5.7	1.22	.298	3.52	84	3.47	95	8.86	3.7
6	CC Sabathia	27	2013	NYY	32	14	13	.519	32	4.78	175	2	0	0	211.0	224	112	122	28	65	4	0	5	908	7	7.46	2.77	2.69	1.19	19.3	7.2	1.37	.308	5.20	119	4.09	100	9.55	0
7	Joe Saunders J. Saunders	27	2013	SEA	32	11	16	.407	32	5.26	107	2	0	0	183.0	232	107	117	25	61	4	0	5	820	5	5.26	3.00	1.75	1.23	13.0	7.4	1.60	.332	5.75	137	4.72	121	11.41	-17.4
8	Bronson Arroyo B. Arroyo	26	2013	CIN	32	14	12	.538	32	3.79	124	2	1	0	202.0	199	85	88	32	34	7	0	2	823	1	5.52	1.51	3.65	1.43	15.1	4.1	1.15	.267	3.92	99	4.48	116	8.87	-13.1
9	Edwin Jackson E. Jackson	26	2013	CHC	31	8	18	.308	31	4.98	135	0	0	0	175.1	197	97	110	16	59	5	0	7	777	14	6.93	3.03	2.29	0.82	17.4	7.6	1.46	.322	5.65	133	3.78	100	10.11	0.3
10	Wily Peralta W. Peralta	26	2013	MIL	32	11	15	.423	32	4.37	129	2	1	0	183.1	187	89	107	19	73	7	0	3	802	12	6.33	3.58	1.77	0.93	16.1	9.1	1.42	.293	5.25	112	4.29	110	9.18	-7.2
11	Clayton Kershaw C. Kershaw	25	2013	LAD	33	16	9	.640	33	1.83	232	3	2	0	236.0	164	48	55	11	52	3	0	2	908	12	8.85	1.98	4.46	0.42	25.6	5.7	0.92	.251	2.10	51	2.38	64	6.25	35.4
12	Lance Lynn L. Lynn	25	2013	STL	33	15	10	.600	33	3.97	198	0	0	0	201.2	189	89	92	14	76	11	0	0	856	6	8.84	3.39	2.61	0.62	23.1	8.9	1.31	.314	4.11	109	3.28	88	8.43	10.1
13	Chris Sale C. Sale	25	2013	CWS	30	11	14	.440	30	3.07	226	4	1	0	214.1	184	73	81	23	46	14	0	2	866	8	9.49	1.93	4.91	0.97	26.1	5.3	1.07	.289	3.40	75	3.17	78	7.73	21.3
14	Justin Verlander J. Verlander	25	2013	DET	34	13	12	.520	34	3.46	217	0	0	0	218.1	212	84	94	19	75	4	0	1	925	3	8.95	3.09	2.89	0.78	23.5	8.1	1.31	.316	3.87	86	3.27	83	8.74	16.7
15	Jhoulys Chacin J. Chacin	24	2013	COL	31	14	10	.583	31	3.47	126	0	0	0	197.1	188	76	82	11	61	3	0	3	816	5	5.75	2.78	2.07	0.50	15.4	7.5	1.26	.288	3.74	79	3.46	85	8.57	12.7
16	Bartolo Colon B. Colon	24	2013	OAK	30	18	6	.750	30	2.65	117	3	3	0	190.1	193	56	60	14	29	0	0	0	769	1	5.53	1.37	4.03	0.66	15.2	3.8	1.17	.294	2.84	68	3.23	83	9.13	14
17	Scott Feldman S. Feldman	24	2013	TOT	30	12	12	.500	30	3.86	132	2	1	0	181.2	159	78	87	19	56	9	0	1	758	7	6.54	2.77	2.36	0.94	17.4	7.4	1.18	.258	4.31	98	4.02	102	7.88	-1.1
18	A.J. Griffin	24	2013	OAK	32	14	10	.583	32	3.83	171	1	1	0	200.0	171	85	91	36	54	4	0	2	823	7	7.69	2.43	3.17	1.62	20.8	6.6	1.13	.242	4.10	99	4.54	117	7.69	-15.1
19	Dan Haren D. Haren	24	2013	WSH	31	10	14	.417	30	4.67	151	0	0	1	169.2	179	88	92	28	31	7	1	0	717	8	8.01	1.64	4.87	1.49	21.1	4.3	1.24	.302	4.88	125	4.08	110	9.50	-6.9
20	Hiroki Kuroda H. Kuroda	24	2013	NYY	32	11	13	.458	32	3.31	150	1	1	0	201.1	191	74	79	20	43	5	0	2	824	6	6.71	1.92	3.49	0.89	18.2	5.2	1.16	.282	3.53	82	3.56	87	8.54	11.5
21	Tim Lincecum T. Lincecum	24	2013	SFG	32	10	14	.417	32	4.37	193	1	1	0	197.2	184	96	102	21	76	7	0	8	841	11	8.79	3.46	2.54	0.96	22.9	9.0	1.32	.300	4.64	127	3.73	106	8.38	-5
22	Francisco Liriano F. Liriano	24	2013	PIT	26	16	8	.667	26	3.02	163	2	0	0	161.0	134	54	54	9	63	0	0	0	666	7	9.11	3.52	2.59	0.50	24.5	9.5	1.22	.290	3.02	84	2.92	80	7.49	13.3
23	Justin Masterson J. Masterson	24	2013	CLE	32	14	10	.583	29	3.45	195	3	3	0	193.0	156	74	75	13	76	17	2	0	803	8	9.09	3.54	2.57	0.61	24.3	9.5	1.20	.285	3.50	87	3.34	84	7.27	13.2
24	Shelby Miller S. Miller	24	2013	STL	31	15	9	.625	31	3.06	169	1	1	0	173.1	152	59	65	20	57	5	0	0	722	2	8.78	2.96	2.96	1.04	23.4	7.9	1.21	.280	3.38	84	3.67	98	7.89	1.1
25	Ricky Nolasco R. Nolasco	24	2013	TOT	34	13	11	.542	33	3.70	165	0	0	0	199.1	195	82	90	17	46	10	0	1	834	5	7.45	2.08	3.59	0.77	19.8	5.5	1.21	.299	4.06	102	3.34	91	8.80	7.5