youngest starting pitchers in the mlb this year

Didier Fuentes was the youngest starting pitcher in 2025. He was 20 years old.

	NAME	AGE	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	Didier Fuentes D. Fuentes	20	2025	ATL	4	0	3	.000	4	13.85	12	0	0	0	13.0	23	20	20	6	6	2	0	0	69	1	8.31	4.15	2.00	4.15	17.4	8.7	2.23	.395	13.85	15.92
2	Trey Yesavage T. Yesavage	21	2025	TOR	3	1	0	1.000	3	3.21	16	0	0	0	14.0	13	5	5	0	7	0	0	0	62	0	10.29	4.50	2.29	0.00	25.8	11.3	1.43	.333	3.21	8.36
3	Caden Dana C. Dana	21	2025	LAA	5	0	4	.000	5	6.15	27	0	0	0	26.1	23	18	19	7	13	1	0	0	112	2	9.23	4.44	2.08	2.39	24.1	11.6	1.37	.250	6.49	7.86
4	Bubba Chandler B. Chandler	22	2025	PIT	4	2	1	.667	4	5.12	22	0	0	0	19.1	16	11	11	0	3	1	0	0	77	1	10.24	1.40	7.33	0.00	28.6	3.9	0.98	.314	5.12	7.45
5	Jonah Tong J. Tong	22	2025	NYM	5	2	3	.400	5	7.71	22	0	0	0	18.2	24	16	20	3	9	0	0	0	87	3	10.61	4.34	2.44	1.45	25.3	10.3	1.77	.396	9.64	11.57
6	Payton Tolle P. Tolle	22	2025	BOS	3	0	1	.000	3	7.84	12	0	0	0	10.1	11	9	9	4	6	0	0	0	47	1	10.45	5.23	2.00	3.48	25.5	12.8	1.65	.280	7.84	9.58
7	Luis Morales L. Morales	22	2025	ATH	9	4	3	.571	9	3.09	43	0	0	0	46.2	35	16	17	8	17	1	0	0	190	2	8.29	3.28	2.53	1.54	22.6	8.9	1.11	.223	3.28	6.75
8	Chase Burns C. Burns	22	2025	CIN	8	0	3	.000	8	5.24	57	0	0	0	34.1	33	20	23	4	13	0	0	0	151	0	14.94	3.41	4.38	1.05	37.7	8.6	1.34	.377	6.03	8.65
9	Eury Pérez E. Pérez	22	2025	MIA	20	7	6	.538	20	4.25	105	0	0	0	95.1	68	45	47	12	32	3	0	0	385	9	9.91	3.02	3.28	1.13	27.3	8.3	1.05	.240	4.44	6.42
10	Chase Petty C. Petty	22	2025	CIN	2	0	2	.000	2	21.94	7	0	0	0	5.1	13	13	13	3	8	0	0	0	36	0	11.81	13.50	0.88	5.06	19.4	22.2	3.94	.556	21.94	21.94
11	Jackson Jobe J. Jobe	22	2025	DET	10	4	1	.800	10	4.22	39	0	0	0	49.0	46	23	24	7	27	2	0	0	218	1	7.16	4.96	1.44	1.29	17.9	12.4	1.49	.273	4.41	8.45
12	AJ Smith-Shawver	22	2025	ATL	9	3	2	.600	9	3.86	42	0	0	0	44.1	42	19	20	4	21	1	0	0	192	3	8.53	4.26	2.00	0.81	21.9	10.9	1.42	.306	4.06	8.53
13	Sam Aldegheri S. Aldegheri	23	2025	LAA	2	0	2	.000	2	6.75	8	0	0	0	9.1	14	7	7	2	5	3	0	0	48	1	7.71	4.82	1.60	1.93	16.7	10.4	2.04	.400	6.75	13.50
14	Connelly Early C. Early	23	2025	BOS	4	1	2	.333	4	2.33	29	0	0	0	19.1	17	5	6	0	4	1	0	0	79	0	13.50	1.86	7.25	0.00	36.7	5.1	1.09	.378	2.79	7.91
15	Nolan McLean N. McLean	23	2025	NYM	8	5	1	.833	8	2.06	57	0	0	0	48.0	34	11	13	4	16	2	0	0	188	2	10.69	3.00	3.56	0.75	30.3	8.5	1.04	.275	2.44	6.38
16	Hurston Waldrep H. Waldrep	23	2025	ATL	9	5	1	.833	9	3.02	51	0	0	0	50.2	42	17	17	3	20	3	0	1	207	0	9.06	3.55	2.55	0.53	24.6	9.7	1.22	.300	3.02	7.46
17	Anthony Molina A. Molina	23	2025	COL	1	0	1	.000	1	12.60	2	0	0	0	5.0	9	7	7	5	1	0	0	0	24	0	3.60	1.80	2.00	9.00	8.3	4.2	2.00	.250	12.60	16.20
18	Grant Taylor G. Taylor	23	2025	CWS	2	0	1	.000	2	9.00	3	0	0	0	2.0	2	2	2	0	1	0	0	0	9	0	13.50	4.50	3.00	0.00	33.3	11.1	1.50	.400	9.00	9.00
19	Jacob Misiorowski J. Misiorowski	23	2025	MIL	14	5	3	.625	14	4.38	84	0	0	0	63.2	48	31	32	8	28	3	0	0	260	1	11.87	3.96	3.00	1.13	32.3	10.8	1.19	.292	4.52	6.79
20	Kyle Harrison K. Harrison	23	2025	TOT	6	1	1	.500	6	4.61	29	0	0	0	27.1	30	14	14	3	11	0	0	0	122	1	9.55	3.62	2.64	0.99	23.8	9.0	1.50	.342	4.61	9.88
21	Hayden Birdsong H. Birdsong	23	2025	SFG	10	3	4	.429	10	6.17	43	0	0	0	42.1	41	29	32	6	27	3	0	0	197	5	9.14	5.74	1.59	1.28	21.8	13.7	1.61	.297	6.80	8.72
22	Mick Abel M. Abel	23	2025	TOT	8	3	3	.500	8	5.29	32	0	0	0	34.0	35	20	20	8	12	1	0	0	146	2	8.47	3.18	2.67	2.12	21.9	8.2	1.38	.290	5.29	9.26
23	Cade Horton C. Horton	23	2025	CHC	22	10	4	.714	22	2.53	92	0	0	0	114.0	91	32	37	9	33	5	0	0	458	0	7.26	2.61	2.79	0.71	20.1	7.2	1.09	.257	2.92	7.18
24	Logan Henderson L. Henderson	23	2025	MIL	5	3	0	1.000	5	1.78	33	0	0	0	25.1	17	5	5	3	8	0	0	0	99	0	11.72	2.84	4.13	1.07	33.3	8.1	0.99	.255	1.78	6.04
25	Chase Dollander C. Dollander	23	2025	COL	21	2	12	.143	21	6.52	82	0	0	0	98.0	103	71	76	18	49	6	0	0	441	2	7.53	4.50	1.67	1.65	18.6	11.1	1.55	.297	6.98	9.46