Tomoyuki Sugano allowed the most home runs by a rookie in 2025, with 33 HR.

Interpreted as:

most home runs allowed by a rookie this regular season

	NAME	HR	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	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	Tomoyuki Sugano T. Sugano	33	2025	BAL	30	10	10	.500	30	4.64	106	0	0	0	157.0	173	81	85	36	8	0	2	675	3	6.08	2.06	2.94	1.89	15.7	5.3	1.33	.285	4.87	116	5.35	131	9.92	-22.6
2	Sean Burke S. Burke	23	2025	CWS	28	4	11	.267	22	4.22	133	0	0	0	134.1	131	63	76	63	6	0	0	596	2	8.91	4.22	2.11	1.54	22.3	10.6	1.44	.291	5.09	102	4.91	114	8.78	-8.8
3	Will Warren W. Warren	22	2025	NYY	33	9	8	.529	33	4.44	171	0	0	0	162.1	158	80	90	65	4	0	0	711	2	9.48	3.60	2.63	1.22	24.1	9.1	1.37	.303	4.99	109	4.06	94	8.76	4.4
4	Colton Gordon C. Gordon	21	2025	HOU	20	6	4	.600	14	5.34	72	0	0	1	86.0	103	51	54	19	2	2	2	379	3	7.53	1.99	3.79	2.20	19.0	5.0	1.42	.309	5.65	132	5.36	130	10.78	-11.9
5	Jack Leiter J. Leiter	18	2025	TEX	29	10	10	.500	29	3.86	148	0	0	0	151.2	127	65	69	67	5	0	0	646	10	8.78	3.98	2.21	1.07	22.9	10.4	1.28	.267	4.09	94	4.14	97	7.54	2
6	Noah Cameron N. Cameron	18	2025	KCR	24	9	7	.563	24	2.99	114	0	0	0	138.1	109	46	46	43	3	0	1	556	3	7.42	2.80	2.65	1.17	20.5	7.7	1.10	.241	2.99	70	4.17	100	7.09	0
7	Chase Dollander C. Dollander	18	2025	COL	21	2	12	.143	21	6.52	82	0	0	0	98.0	103	71	76	49	6	0	0	441	2	7.53	4.50	1.67	1.65	18.6	11.1	1.55	.297	6.98	137	5.53	127	9.46	-12.1
8	J.T. Ginn	17	2025	ATH	23	4	7	.364	16	5.08	99	0	0	0	90.1	92	51	52	31	6	0	1	392	1	9.86	3.09	3.19	1.69	25.3	7.9	1.36	.314	5.18	124	4.61	111	9.17	-4.4
9	Ryan Gusto R. Gusto	17	2025	TOT	27	7	7	.500	17	5.67	97	0	0	0	101.2	114	64	67	36	5	2	0	453	0	8.59	3.19	2.69	1.50	21.4	7.9	1.48	.326	5.93	138	4.60	111	10.09	-5.4
10	Bradley Blalock B. Blalock	17	2025	COL	14	2	6	.250	12	9.36	27	0	0	0	58.2	85	61	61	23	3	2	1	275	2	4.14	3.53	1.17	2.61	9.8	8.4	1.84	.332	9.36	196	7.30	168	13.04	-18.3
11	Brad Lord B. Lord	17	2025	WSH	48	5	10	.333	19	4.34	108	0	0	0	130.2	126	63	65	43	3	2	0	546	1	7.44	2.96	2.51	1.17	19.8	7.9	1.29	.291	4.48	104	4.22	101	8.68	-0.7
12	Shane Smith S. Smith	17	2025	CWS	29	7	8	.467	29	3.81	145	0	0	0	146.1	117	62	70	58	12	0	1	616	8	8.92	3.57	2.50	1.05	23.5	9.4	1.20	.260	4.31	92	4.09	95	7.20	3.4
13	Jackson Rutledge J. Rutledge	16	2025	WSH	63	4	2	.667	0	5.77	65	0	0	0	73.1	87	47	49	24	7	17	0	330	6	7.98	2.95	2.71	1.96	19.7	7.3	1.51	.326	6.01	138	5.46	131	10.68	-10.4
14	Tanner Gordon T. Gordon	16	2025	COL	15	6	8	.429	15	6.33	62	0	0	0	75.1	96	53	60	17	3	0	0	337	1	7.41	2.03	3.65	1.91	18.4	5.0	1.50	.335	7.17	133	5.04	116	11.47	-5.4
15	Jacob Lopez J. Lopez	15	2025	ATH	21	7	7	.500	17	4.08	113	0	0	0	92.2	81	42	47	37	8	1	0	399	0	10.97	3.59	3.05	1.46	28.3	9.3	1.27	.292	4.56	100	4.25	102	7.87	-0.8
16	Chad Patrick C. Patrick	13	2025	MIL	27	3	8	.273	23	3.53	127	0	0	0	119.2	113	47	49	40	4	0	1	503	1	9.55	3.01	3.18	0.98	25.2	8.0	1.28	.313	3.69	84	3.52	84	8.50	8.6
17	Mike Burrows M. Burrows	13	2025	PIT	23	2	4	.333	19	3.94	97	0	0	0	96.0	88	42	43	31	5	0	1	402	2	9.09	2.91	3.13	1.22	24.1	7.7	1.24	.293	4.03	92	3.99	97	8.25	1.5
18	Logan Evans L. Evans	13	2025	SEA	16	6	5	.545	15	4.32	59	0	0	0	81.1	82	39	45	31	4	0	1	350	5	6.53	3.43	1.90	1.44	16.9	8.9	1.39	.284	4.98	112	5.05	126	9.07	-9.9
19	Angel Chivilli A. Chivilli	13	2025	COL	43	1	5	.167	0	7.06	43	0	0	0	58.2	76	46	49	23	6	7	1	275	4	6.60	3.53	1.87	1.99	15.6	8.4	1.69	.332	7.52	148	6.03	139	11.66	-10.4
20	Ryan Zeferjahn R. Zeferjahn	12	2025	LAA	62	6	5	.545	1	4.74	73	0	0	2	57.0	49	30	31	35	4	7	3	257	3	11.53	5.53	2.09	1.89	28.4	13.6	1.47	.278	4.89	114	5.36	125	7.74	-6.4
21	Brandon Eisert B. Eisert	12	2025	CWS	72	3	8	.273	3	4.39	74	0	0	2	69.2	75	34	36	25	5	14	6	306	3	9.56	3.23	2.96	1.55	24.2	8.2	1.44	.332	4.65	106	4.53	106	9.69	-1.7
22	Yoendrys Gómez Y. Gómez	12	2025	TOT	21	3	3	.500	9	5.17	58	0	0	1	62.2	60	36	40	27	4	8	0	277	2	8.33	3.88	2.15	1.72	20.9	9.7	1.39	.273	5.74	125	5.25	122	8.62	-6.4
23	Michael McGreevy M. McGreevy	12	2025	STL	17	8	4	.667	16	4.42	58	0	0	0	95.2	100	47	50	20	3	1	0	400	0	5.46	1.88	2.90	1.13	14.5	5.0	1.25	.287	4.70	107	4.27	105	9.41	-2.4
24	Zebby Matthews Z. Matthews	12	2025	MIN	16	5	6	.455	16	5.56	88	0	0	0	79.1	94	49	50	24	0	0	0	354	2	9.98	2.72	3.67	1.36	24.9	6.8	1.49	.357	5.67	136	3.78	91	10.66	3.4
25	Brandon Young B. Young	12	2025	BAL	12	1	7	.125	12	6.24	47	0	0	0	57.2	67	40	42	22	0	0	0	256	0	7.34	3.43	2.14	1.87	18.4	8.6	1.54	.314	6.55	156	5.35	131	10.46	-8.3