most games started by a rookie pitcher since 1900

Since 1900, George McQuillan and Irv Young are tied for starting the most games by a rookie, with 42 starts.

Interpreted as:

most regular-season games started by a rookie pitcher since 1900

	NAME	GS	SEASON	TM	G	W	L	W%	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	George McQuillan G. McQuillan	42	1908	PHN	48	23	17	.575	1.53	114	32	7	2	359.2	263	61	88	1	91	6	6		1,367	5	2.85	2.28	1.25	0.03	8.3	6.7	0.98	.227	2.20	66	2.31	95	6.58	4.5
2	Irv Young I. Young	42	1905	BSN	43	20	21	.488	2.90	156	41	7	0	378.0	337	122	146	6	71	8	1		1,475	6	3.71	1.69	2.20	0.14	10.6	4.8	1.08	.268	3.48	97	2.53	86	8.02	16.8
3	Bill Voiselle B. Voiselle	41	1944	NYG	43	21	16	.568	3.02	161	25	1	0	312.2	276	105	138	31	118	4	1		1,327	7	4.63	3.40	1.36	0.89	12.1	8.9	1.26	.242	3.97	82	3.97	107	7.94	-9
4	Orval Overall O. Overall	39	1905	CIN	42	18	23	.439	2.86	173	32	2	0	318.0	290	101	146	4	147	14	3		1,313	18	4.90	4.16	1.18	0.11	13.2	11.2	1.37	.293	4.13	89	3.12	99	8.21	3.2
5	Tom Browning T. Browning	38	1985	CIN	38	20	9	.690	3.55	155	6	4	0	261.1	242	103	111	29	73	3	0	8	1,083	2	5.34	2.51	2.12	1.00	14.3	6.7	1.21	.259	3.82	95	3.81	102	8.33	-1.9
6	Christy Mathewson C. Mathewson	38	1901	NYG	40	20	17	.541	2.41	221	36	5	0	336.0	288	90	131	3	97	13	2		1,361	23	5.92	2.60	2.28	0.08	16.2	7.1	1.15	.278	3.51	73	2.71	83	7.71	20.8
7	Roger Erickson R. Erickson	37	1978	MIN	37	14	13	.519	3.96	121	14	0	0	265.2	268	117	129	19	79	8	0	1	1,120	8	4.10	2.68	1.53	0.64	10.8	7.1	1.31	.279	4.37	103	3.58	94	9.08	6.6
8	Paul Thormodsgard P. Thormodsgard	37	1977	MIN	37	11	15	.423	4.62	94	8	1	0	218.0	236	112	122	25	65	3	0	1	926	6	3.88	2.68	1.45	1.03	10.2	7.0	1.38	.286	5.04	112	4.29	105	9.74	-4.5
9	Steve Busby S. Busby	37	1973	KCR	37	16	15	.516	4.23	174	7	1	0	238.1	246	112	125	18	105	6	0	7	1,037	9	6.57	3.97	1.66	0.68	16.8	10.1	1.47	.311	4.72	108	3.48	89	9.29	11.6
10	Carl Morton C. Morton	37	1970	MON	43	18	11	.621	3.60	154	10	4	0	284.2	281	114	123	27	125	4	1	17	1,218	2	4.87	3.95	1.23	0.85	12.6	10.3	1.43	.280	3.89	87	4.14	106	8.88	-6.8
11	Herman Pillette H. Pillette	37	1922	DET	40	19	12	.613	2.85	71	18	4	1	274.2	270	87	110	6	95	15	3		1,183	6	2.33	3.11	0.75	0.20	6.0	8.0	1.33	.265	3.60	71	3.98	97	8.85	3.6
12	Jesse Haines J. Haines	37	1920	SLN	47	13	20	.394	2.98	120	19	4	2	301.2	303	100	136	9	80	9	9		1,258	5	3.58	2.39	1.50	0.27	9.5	6.4	1.27	.283	4.06	97	3.23	100	9.04	-1
13	Larry Cheney L. Cheney	37	1912	CHC	42	26	10	.722	2.85	140	28	4	0	303.1	262	96	122	5	111	7	4		1,267	18	4.15	3.29	1.26	0.15	11.0	8.8	1.23	.256	3.62	85	3.31	95	7.77	4.9
14	Grover Alexander G. Alexander	37	1911	PHN	48	28	13	.683	2.57	227	31	7	3	367.0	285	105	133	5	129	8	11		1,440	4	5.57	3.16	1.76	0.12	15.8	9.0	1.13	.261	3.26	74	2.83	78	6.99	33.6
15	Stan Yerkes S. Yerkes	37	1902	SLN	39	12	21	.364	3.66	81	27	1	0	272.2	341	111	160	1	79	2	2		1,197	2	2.67	2.61	1.03	0.03	6.8	6.6	1.54	.329	5.28	134	3.01	105	11.26	-5.6
16	Jack Harper J. Harper	37	1901	STL	39	23	13	.639	3.62	128	28	1	0	308.2	294	124	158	7	99	16	0		1,294	19	3.73	2.89	1.29	0.20	9.9	7.7	1.27	.275	4.61	110	3.51	107	8.57	-8.6
17	Bob Milacki B. Milacki	36	1989	BAL	37	14	12	.538	3.74	113	3	2	0	243.0	233	101	105	21	88	2	1	4	1,022	1	4.19	3.26	1.28	0.78	11.1	8.6	1.32	.266	3.89	98	4.06	107	8.63	-7.1
18	Dennis Lamp D. Lamp	36	1978	CHC	37	7	15	.318	3.30	73	6	3	0	223.2	221	82	96	16	56	4	0	8	928	2	2.94	2.25	1.30	0.64	7.9	6.0	1.24	.263	3.86	84	3.66	98	8.89	2.7
19	John D'Acquisto J. D'Acquisto	36	1974	SFG	38	12	14	.462	3.77	167	5	1	0	215.0	182	90	101	13	124	6	1	7	936	9	6.99	5.19	1.35	0.54	17.8	13.2	1.42	.270	4.23	100	3.61	102	7.62	-2.1
20	Ken McBride K. McBride	36	1961	LAA	38	12	15	.444	3.65	180	11	1	1	241.2	229	98	114	28	102	7	2	4	1,038	8	6.70	3.80	1.76	1.04	17.3	9.8	1.37	.279	4.25	84	3.94	89	8.53	13
21	Scott Perry S. Perry	36	1918	PHA	44	20	19	.513	1.98	81	30	3	2	332.1	295	73	97	1	111	2	7		1,342	4	2.19	3.01	0.73	0.03	6.0	8.3	1.22	.256	2.63	70	2.80	97	7.99	4
22	Reb Russell R. Russell	36	1913	CWS	52	22	16	.579	1.90	122	26	8	4	316.2	250	67	89	2	79	7	10		1,221	6	3.47	2.25	1.54	0.06	10.0	6.5	1.04	.245	2.53	67	2.68	92	7.11	7.1
23	Vive Lindaman V. Lindaman	36	1906	BSN	39	12	23	.343	2.43	115	32	2	0	307.1	303	83	132	4	90	11	2		1,248	7	3.37	2.64	1.28	0.12	9.2	7.2	1.28	.291	3.87	92	2.77	100	8.87	-0.1
24	Oscar Jones O. Jones	36	1903	BKN	38	19	14	.576	2.94	95	31	4	0	324.1	320	106	159	4	77	19	2		1,327	7	2.64	2.14	1.23	0.11	7.2	5.8	1.22	.279	4.41	90	3.22	98	8.88	2.5
25	Henry Schmidt H. Schmidt	36	1903	BKN	40	22	13	.629	3.83	96	29	5	2	301.0	321	128	167	5	120	21	4		1,288	8	2.87	3.59	0.80	0.15	7.5	9.3	1.47	.302	4.99	117	3.74	114	9.60	-15.1