22 pitchers are tied for the most no-hitters by a rookie, with 1. The first three are Reid Detmers in 2022, Tyler Gilbert in 2021 and Chris Heston in 2015.

Interpreted as:

most regular-season no hitters by a rookie pitcher

	NAME	NH	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	H/9
1	Reid Detmers R. Detmers	1	2022	LAA	25	7	6	.538	25	3.77	122	1	1	0	129.0	110	54	56	13	46	8	0	1	539	2	8.51	3.21	2.65	0.91	22.6	8.5	1.21	.277	3.91	7.67
2	Tyler Gilbert T. Gilbert	1	2021	ARI	9	2	2	.500	6	3.15	25	1	1	0	40.0	28	14	17	4	13	1	0	0	157	0	5.63	2.93	1.92	0.90	15.9	8.3	1.02	.211	3.83	6.30
3	Chris Heston C. Heston	1	2015	SFG	31	12	11	.522	31	3.95	141	2	1	0	177.2	169	78	82	16	64	13	0	3	746	5	7.14	3.24	2.20	0.81	18.9	8.6	1.31	.299	4.15	8.56
4	Clay Buchholz C. Buchholz	1	2007	BOS	4	3	1	.750	3	1.59	22	1	1	0	22.2	14	4	6	0	10	1	0	0	88	0	8.74	3.97	2.20	0.00	25.0	11.4	1.06	.255	2.38	5.56
5	Anibal Sanchez A. Sanchez	1	2006	FLA	18	10	3	.769	17	2.83	72	2	1	0	114.1	90	36	39	9	46	4	0	1	469	4	5.67	3.62	1.57	0.71	15.4	9.8	1.19	.240	3.07	7.08
6	Bud Smith B. Smith	1	2001	STL	16	6	3	.667	14	3.83	59	1	1	0	84.2	79	36	40	12	24	1	1	5	351	0	6.27	2.55	2.46	1.28	16.8	6.8	1.22	.263	4.25	8.40
7	Jose Jimenez J. Jimenez	1	1999	STL	29	5	14	.263	28	5.85	113	2	2	0	163.0	173	106	114	16	71	11	0	2	727	10	6.24	3.92	1.59	0.88	15.5	9.8	1.50	.304	6.29	9.55
8	Wilson Alvarez W. Alvarez	1	1991	CWS	10	3	2	.600	9	3.51	32	2	1	0	56.1	47	22	26	9	29	0	0	0	237	2	5.11	4.63	1.10	1.44	13.5	12.2	1.35	.228	4.15	7.51
9	Mike Warren M. Warren	1	1983	OAK	12	5	3	.625	9	4.11	30	3	1	0	65.2	51	30	33	4	18	1	1	1	262	2	4.11	2.47	1.67	0.55	11.5	6.9	1.05	.225	4.52	6.99
10	Jim Bibby J. Bibby	1	1973	TOT	32	9	12	.429	26	3.76	167	11	2	1	196.1	140	82	90	16	123	8	1	6	836	15	7.66	5.64	1.36	0.73	20.0	14.7	1.34	.238	4.13	6.42
11	Steve Busby S. Busby	1	1973	KCR	37	16	15	.516	37	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	9.29
12	Burt Hooton B. Hooton	1	1972	CHC	33	11	14	.440	31	2.80	132	9	3	0	218.1	201	68	78	13	81	1	1	7	916	8	5.44	3.34	1.63	0.54	14.4	8.8	1.29	.273	3.22	8.29
13	Vida Blue V. Blue	1	1970	OAK	6	2	0	1.000	6	2.09	35	2	2	0	38.2	20	9	12	0	12	1	0	0	147	0	8.15	2.79	2.92	0.00	23.8	8.2	0.83	.202	2.79	4.66
14	Don Wilson D. Wilson	1	1967	HOU	31	10	9	.526	28	2.79	159	7	3	0	184.0	141	57	67	10	69	7	0	2	757	10	7.78	3.38	2.30	0.49	21.0	9.1	1.14	.256	3.28	6.90
15	Bo Belinsky B. Belinsky	1	1962	LAA	33	10	11	.476	31	3.56	145	5	3	1	187.1	149	74	86	12	122	13	1	3	840	9	6.97	5.86	1.19	0.58	17.3	14.5	1.45	.250	4.13	7.16
16	Sam Jones S. Jones	1	1955	CHC	36	14	20	.412	34	4.10	198	12	4	0	241.2	174	110	118	22	185	14	1	5	1,070	4	7.37	6.89	1.07	0.82	18.5	17.3	1.49	.233	4.39	6.48
17	Bobo Holloman B. Holloman	1	1953	SLA	22	3	7	.300	10	5.23	25	1	1	0	65.1	69	38	41	2	50	1	1		303	2	3.44	6.89	0.50	0.28	8.3	16.5	1.82	.298	5.65	9.51
18	Bill McCahan B. McCahan	1	1947	PHA	29	10	5	.667	19	3.32	47	10	1	0	165.1	160	61	73	7	62	0	5		701	3	2.56	3.38	0.76	0.38	6.7	8.8	1.34	.262	3.97	8.71
19	Vern Kennedy V. Kennedy	1	1935	CWS	31	11	11	.500	25	3.91	65	16	2	1	211.2	211	92	110	17	95	4	5		913	7	2.76	4.04	0.68	0.72	7.1	10.4	1.45	.265	4.68	8.97
20	Paul Dean P. Dean	1	1934	SLN	39	19	11	.633	26	3.43	150	16	5	2	233.1	225	89	96	19	52	5	5		974	1	5.79	2.01	2.88	0.73	15.4	5.3	1.19	.275	3.70	8.68
21	Charlie Robertson C. Robertson	1	1922	CWS	37	14	15	.483	34	3.64	84	21	3	0	272.0	294	110	124	9	90	5	2		1,169	0	2.78	2.98	0.93	0.30	7.2	7.7	1.41	.291	4.10	9.73
22	Jeff Tesreau J. Tesreau	1	1912	NYG	36	17	7	.708	28	1.94	119	18	3	1	241.2	175	52	89	2	106	10	5		1,002	6	4.43	3.95	1.12	0.07	11.9	10.6	1.16	.226	3.31	6.52