MLB · Player

Jefferson Jean

#30 P · B/T: R/R · 6' 3", 170 lb · Age 21 · Azua, Dominican Republic · Stockton Ports (Athletics)

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Career Graph

Season	Team	W	L	SV	BS	G	GS	IP	IP/G	SO	K/9	BB/9	ERA
Single-A (A)
2024	STK	0	6	1	0	9	7	27.0	3.0	25	8.3	8.7	9.33
2025	STK	3	9	1	0	24	20	87.0	3.6	94	9.7	6.2	5.59
A Total		3	15	2	0	33	27	114.0	3.5	119	9.4	6.8	6.47
Rookie (Rk)
2022	D-ATH	0	0	0	0	6	6	7.1	1.2	9	11.0	4.9	4.91
2023	A-ATH	0	1	0	0	2	2	5.1	2.7	3	5.1	5.1	6.75
2024	A-ATH	0	0	0	0	5	3	18.1	3.7	33	16.2	6.9	2.95
Rk Total		0	1	0	0	13	11	31.0	2.4	45	13.1	6.1	4.06
Minors Total		3	16	2	0	46	38	145.0	3.2	164	10.2	6.6	5.96

Season	Team	Pos	G	Inn	PO	A	E	FPCT
Single-A (A)
2024	STK	P	9	27.0	1	1	0	1.000
2025	STK	P	24	87.0	2	11	1	.929
A Total		—	33	114.0	3	12	1	.938
Rookie (Rk)
2022	D-ATH	P	6	7.1	1	0	0	1.000
2023	A-ATH	P	2	5.1	0	0	0	.000
2024	A-ATH	P	5	18.1	0	0	1	.000
Rk Total		—	13	31.0	1	0	1	.500
Minors Total		—	46	145.0	4	12	2	.889

2 W · 5.62 ERA · 97 SO

3 W · 5.86 ERA · 75 SO

4 W · 4.34 ERA · 88 SO

5 W · 6.59 ERA · 92 SO

5 W · 4.86 ERA · 95 SO