Jack Ralston

#79 P · B/T: R/R · 6' 6", 231 lb · Age 29 · Panorama City, CA, USA · MLB debut 2026 · Draft: 2019 Rd 7 #215 (STL) — UCLA · Miami Marlins

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Career Graph

Season	Team	G	QS	IP	IP/G	SO	K/9	BB/9	ERA	FIP	WAR
2026	MIA	9	0	9.1	1.0	8	7.7	4.8	3.86	4.39	0.0
2026 pace		10		10.1		9
Career		9	0	9.1	1.0	8	7.7	4.8	3.86	—	0.0

Season	Team	W	L	SV	G	GS	QS	IP	IP/G	SO	K/9	BB/9	ERA
Triple-A (AAA)
2025	MEM	1	1	0	14	0	0	18.0	1.3	22	11.0	8.0	5.50
2026	JAX	6	2	2	39	0	—	59.2	1.5	75	11.3	4.4	1.66
AAA Total		7	3	2	53	0	0	77.2	1.5	97	11.2	5.2	2.55
Double-A (AA)
2023	SPR	0	0	2	17	0	—	17.1	1.0	17	8.8	10.4	8.31
2024	SPR	7	1	3	40	0	—	62.2	1.6	80	11.5	4.2	2.73
2025	SPR	3	3	3	24	0	0	39.1	1.6	50	11.4	6.2	2.75
AA Total		10	4	8	81	0	0	119.1	1.5	147	11.1	5.7	3.54
High-A (A+)
2021	PEO	2	5	2	28	11	—	67.0	2.4	101	13.6	4.8	3.49
2022	PEO	1	0	0	11	0	—	13.1	1.2	25	16.9	6.8	3.38
2023	PEO	1	1	1	13	0	—	19.0	1.5	31	14.7	5.2	1.89
A+ Total		4	6	3	52	11	—	99.1	1.9	157	14.2	5.2	3.17
Single-A (A)
2022	PMB	1	1	0	9	0	—	11.2	1.3	11	8.5	10.0	5.40
A Total		1	1	0	9	0	—	11.2	1.3	11	8.5	10.0	5.40
Rookie (Rk)
2022	F-CAR	0	0	0	2	1	—	2.0	1.0	2	9.0	4.5	0.00
Rk Total		0	0	0	2	1	—	2.0	1.0	2	9.0	4.5	0.00
Minors Total		22	14	13	197	12	0	310.0	1.6	414	12.0	5.6	3.22

Season	Team	Pos	G	Inn	PO	A	E	FPCT
2026	MIA	P	9	9.1	2	2	0	1.000
Career		P	9	9.1	2	2	0	1.000

Season	Team	Pos	G	Inn	PO	A	E	FPCT
Triple-A (AAA)
2025	MEM	P	14	18.0	1	0	0	1.000
2026	JAX	P	39	59.2	3	9	0	1.000
AAA Total		—	53	77.2	4	9	0	1.000
Double-A (AA)
2023	SPR	P	17	17.1	0	0	0	.000
2024	SPR	P	40	62.2	5	7	1	.923
2025	SPR	P	24	39.1	1	5	2	.750
AA Total		—	81	119.1	6	12	3	.857
High-A (A+)
2021	PEO	P	28	67.0	3	7	2	.833
2022	PEO	P	11	13.1	1	0	0	1.000
2023	PEO	P	13	19.0	1	3	0	1.000
A+ Total		—	52	99.1	5	10	2	.882
Single-A (A)
2022	PMB	P	9	11.2	1	0	0	1.000
A Total		—	9	11.2	1	0	0	1.000
Rookie (Rk)
2022	F-CAR	P	2	2.0	0	0	0	.000
Rk Total		—	2	2.0	0	0	0	—
Minors Total		—	197	310.0	16	31	5	.904