most wins by a rookie pitcher in there first season since 1945

Larry Jansen and Dave Ferriss were tied for winning the most games by a rookie in their first season, with 21 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	Larry Jansen L. Jansen	21	1947	NYG	5	.808	42	30	3.16	104	20	1	1	248.0	241	87	102	22	57	1	5		985	2	3.77	2.07	1.82	0.80	10.6	5.8	1.20	.273	3.70	77	3.51	87	8.75	14.4
2	Dave Ferriss D. Ferriss	21	1945	BSA	10	.677	35	31	2.96	94	26	5	2	264.2	263	87	101	6	85	7	4		1,103	4	3.20	2.89	1.11	0.20	8.5	7.7	1.31	.282	3.43	85	3.17	89	8.94	12
3	Bob Grim B. Grim	20	1954	NYY	6	.769	37	20	3.26	108	8	1	1	199.0	175	72	78	9	85	3	8		825	4	4.88	3.84	1.27	0.41	13.1	10.3	1.31	.268	3.53	92	3.23	91	7.91	7.1
4	Mark Fidrych M. Fidrych	19	1976	DET	9	.679	31	29	2.34	97	24	4	0	250.1	217	65	76	12	53	3	2	3	996	6	3.49	1.91	1.83	0.43	9.7	5.3	1.08	.247	2.73	63	3.15	86	7.80	13.7
5	Chuck Estrada C. Estrada	18	1960	BAL	11	.621	36	25	3.58	144	12	1	2	208.2	162	83	87	18	101	15	6	3	883	2	6.21	4.36	1.43	0.78	16.3	11.4	1.26	.238	3.75	97	3.94	104	6.99	-4
6	Ken Burkhart K. Burkhart	18	1945	SLN	8	.692	42	22	2.90	67	12	4	3	217.1	206	70	76	9	66	3	12		901	3	2.77	2.73	1.02	0.37	7.4	7.3	1.25	.261	3.15	76	3.41	92	8.53	6.9
7	CC Sabathia	17	2001	CLE	5	.773	33	33	4.39	171	0	0	0	180.1	149	88	93	19	95	7	0	1	763	7	8.53	4.74	1.80	0.95	22.4	12.5	1.35	.276	4.64	98	4.21	94	7.44	5.2
8	Freddy Garcia F. Garcia	17	1999	SEA	8	.680	33	33	4.07	170	2	1	0	201.1	205	91	96	18	90	10	0	4	888	12	7.60	4.02	1.89	0.80	19.1	10.1	1.47	.312	4.29	87	4.09	87	9.16	13.7
9	Dwight Gooden D. Gooden	17	1984	NYM	9	.654	31	31	2.60	276	7	3	0	218.0	161	63	72	7	73	2	0	2	879	3	11.39	3.01	3.78	0.29	31.4	8.3	1.07	.296	2.97	74	1.68	48	6.65	44.6
10	Mark Langston M. Langston	17	1984	SEA	10	.630	35	33	3.40	204	5	2	0	225.0	188	85	99	16	118	8	0	5	965	4	8.16	4.72	1.73	0.64	21.1	12.2	1.36	.278	3.96	84	3.55	85	7.52	15.4
11	Don Newcombe D. Newcombe	17	1949	BKN	8	.680	38	31	3.17	149	19	5	1	244.1	223	86	89	17	73	3	5		1,005	4	5.49	2.69	2.04	0.63	14.8	7.3	1.21	.270	3.28	77	3.13	76	8.21	26.2
12	Ryan Yarbrough R. Yarbrough	16	2018	TBR	6	.727	38	6	3.91	128	0	0	0	147.1	140	64	70	18	50	8	3	6	628	1	7.82	3.05	2.56	1.10	20.4	8.0	1.29	.288	4.28	95	4.19	103	8.55	-2.4
13	Kenta Maeda K. Maeda	16	2016	LAD	11	.593	32	32	3.48	179	0	0	0	175.2	150	68	72	20	50	8	0	6	716	6	9.17	2.56	3.58	1.02	25.0	7.0	1.14	.283	3.69	87	3.57	88	7.69	9.2
14	Yu Darvish Y. Darvish	16	2012	TEX	9	.640	29	29	3.90	221	0	0	0	191.1	156	83	89	14	89	10	0	1	816	8	10.40	4.19	2.48	0.66	27.1	10.9	1.28	.295	4.19	90	3.28	77	7.34	20.3
15	Tom Seaver T. Seaver	16	1967	NYM	13	.552	35	34	2.76	170	18	2	0	251.0	224	77	85	19	78	5	1	6	1,029	5	6.10	2.80	2.18	0.68	16.5	7.6	1.20	.271	3.05	83	3.16	98	8.03	1.7
16	Herb Score H. Score	16	1955	CLE	10	.615	33	32	2.85	245	11	2	0	227.1	158	72	85	18	154	1	0	1	978	12	9.70	6.10	1.59	0.71	25.1	15.7	1.37	.250	3.37	72	3.29	84	6.26	15.6
17	Shota Imanaga S. Imanaga	15	2024	CHC	3	.833	29	29	2.91	174	0	0	0	173.1	149	56	66	27	28	3	0	0	694	3	9.03	1.45	6.21	1.40	25.1	4.0	1.02	.264	3.43	73	3.71	93	7.74	5
18	Daisuke Matsuzaka D. Matsuzaka	15	2007	BOS	12	.556	32	32	4.40	201	1	0	0	204.2	191	100	100	25	80	13	0	1	874	5	8.84	3.52	2.51	1.10	23.0	9.2	1.32	.299	4.40	95	4.22	98	8.40	1.7
19	Teddy Higuera T. Higuera	15	1985	MIL	8	.652	32	30	3.90	127	7	2	0	212.1	186	92	105	22	63	3	2	0	874	4	5.38	2.67	2.02	0.93	14.5	7.2	1.17	.249	4.45	95	3.76	94	7.88	5.6
20	Craig McMurtry C. McMurtry	15	1983	ATL	9	.625	36	35	3.08	105	6	3	0	224.2	204	77	86	13	88	1	0	1	943	1	4.21	3.53	1.19	0.52	11.1	9.3	1.30	.260	3.45	80	3.75	96	8.17	4
21	Dave Rozema D. Rozema	15	1977	DET	7	.682	28	28	3.09	92	16	1	0	218.1	222	75	87	25	34	7	0	4	890	2	3.79	1.40	2.71	1.03	10.3	3.8	1.17	.269	3.59	74	3.94	94	9.15	6.1
22	Don Schwall D. Schwall	15	1961	BOS	7	.682	25	25	3.22	91	10	2	0	178.2	167	64	76	8	110	6	0	1	786	6	4.58	5.54	0.83	0.40	11.6	14.0	1.55	.278	3.83	77	4.09	96	8.41	3.7
23	Dick Drott D. Drott	15	1957	CHC	11	.577	38	32	3.58	170	7	3	0	229.0	200	91	107	22	129	7	3	2	1,007	7	6.68	5.07	1.32	0.86	16.9	12.8	1.44	.262	4.21	92	4.00	105	7.86	-4.6
24	Brooks Lawrence B. Lawrence	15	1954	STL	6	.714	35	18	3.74	72	8	0	1	158.2	141	66	71	17	72	8	10		673	3	4.08	4.08	1.00	0.96	10.7	10.7	1.34	.246	4.03	92	4.40	108	8.00	-6
25	Joe Black J. Black	15	1952	BKN	4	.789	56	2	2.15	85	1	0	15	142.1	102	34	40	9	41	1	41		560	0	5.37	2.59	2.07	0.57	15.2	7.3	1.00	.219	2.53	57	2.90	78	6.45	13.2