MLB · Player

Hayden Mullins

#47 P · B/T: L/L · 6' 0", 194 lb · Age 26 · Gallatin, TN, USA · Draft: 2022 Rd 12 #369 (BOS) — Auburn · Portland Sea Dogs (Boston Red Sox)

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Career Graph

Season	Team	W	L	SV	BS	G	GS	QS	IP	IP/G	SO	K/9	BB/9	ERA
Triple-A (AAA)
2026	WOR	0	0	0	0	1	1	—	3.0	3.0	3	9.0	12.0	3.00
AAA Total		0	0	0	0	1	1	—	3.0	3.0	3	9.0	12.0	3.00
Double-A (AA)
2025	POR	7	2	0	0	18	18	3	84.2	4.7	96	10.2	5.1	2.44
2026	POR	3	5	0	0	22	20	—	92.2	4.2	132	12.8	4.8	3.98
AA Total		10	7	0	0	40	38	3	177.1	4.4	228	11.6	4.9	3.25
High-A (A+)
2024	GVL	4	5	0	0	22	17	—	89.0	4.0	118	11.9	4.2	3.94
2025	GVL	1	0	0	0	4	3	—	17.0	4.3	27	14.3	1.6	1.06
A+ Total		5	5	0	0	26	20	—	106.0	4.1	145	12.3	3.8	3.48
Single-A (A)
2023	SAL	0	1	0	0	2	2	—	3.2	1.8	8	19.6	7.4	7.36
A Total		0	1	0	0	2	2	—	3.2	1.8	8	19.6	7.4	7.36
Rookie (Rk)
2023	F-RSX	0	1	0	0	2	2	—	2.2	1.3	7	23.6	6.8	3.38
Rk Total		0	1	0	0	2	2	—	2.2	1.3	7	23.6	6.8	3.38
Minors Total		15	14	0	0	71	63	3	292.2	4.1	391	12.0	4.6	3.38

Season	Team	Pos	G	Inn	PO	A	E	FPCT
Triple-A (AAA)
2026	WOR	P	1	3.0	0	0	0	.000
AAA Total		—	1	3.0	0	0	0	—
Double-A (AA)
2025	POR	P	18	84.2	2	6	0	1.000
2026	POR	P	22	92.2	3	6	0	1.000
AA Total		—	40	177.1	5	12	0	1.000
High-A (A+)
2024	GVL	P	22	89.0	3	6	1	.900
2025	GVL	P	4	17.0	1	3	0	1.000
A+ Total		—	26	106.0	4	9	1	.929
Single-A (A)
2023	SAL	P	2	3.2	0	0	0	.000
A Total		—	2	3.2	0	0	0	—
Rookie (Rk)
2023	F-RSX	P	2	2.2	0	0	0	.000
Rk Total		—	2	2.2	0	0	0	—
Minors Total		—	71	292.2	9	21	1	.968

2 W · 7.39 ERA · 31 SO

3 W · 5.34 ERA · 32 SO

1 W · 5.46 ERA · 30 SO

2 W · 4.07 ERA · 46 SO

2 W · 6.30 ERA · 20 SO