Theo Gillen

#4 OF · B/T: L/R · 6' 2", 195 lb · Age 21 · Chicago, IL, USA · Draft: 2024 Rd 1 #18 (TB) — Westlake HS · Montgomery Biscuits (Tampa Bay Rays)

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Career Graph

Season	Team	G	PA	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	BB%	K%	AVG	OBP	SLG	OPS
Double-A (AA)
2026	MTG	59	268	226	43	65	11	4	10	47	16	36	53	13.4%	19.8%	.288	.390	.504	.894
AA Total		59	268	226	43	65	11	4	10	47	16	36	53	13.4%	19.8%	.288	.390	.504	.894
High-A (A+)
2026	BG	57	265	219	53	75	12	3	12	44	28	38	63	14.3%	23.8%	.342	.449	.589	1.038
A+ Total		57	265	219	53	75	12	3	12	44	28	38	63	14.3%	23.8%	.342	.449	.589	1.038
Single-A (A)
2024	CHS	8	34	26	4	4	1	0	0	2	1	8	14	23.5%	41.2%	.154	.353	.192	.545
2025	CHS	73	324	243	62	65	12	1	5	18	36	64	75	19.8%	23.1%	.267	.433	.387	.820
A Total		81	358	269	66	69	13	1	5	20	37	72	89	20.1%	24.9%	.257	.425	.368	.793
Minors Total		197	891	714	162	209	36	8	27	111	81	146	205	16.4%	23.0%	.293	.422	.479	.901

Season	Team	Pos	G	Inn	PO	A	E	FPCT
Double-A (AA)
2026	MTG	LF	8	63.1	8	0	0	1.000
2026	MTG	CF	22	185.2	37	0	1	.974
2026	MTG	RF	24	212.1	39	2	1	.976
2026	MTG	DH	5	0.0	0	0	0	.000
AA Total		—	59	461.1	84	2	2	.977
High-A (A+)
2026	BG	CF	33	282.1	67	1	1	.986
2026	BG	DH	8	0.0	0	0	0	.000
2026	BG	LF	8	67.2	13	1	2	.875
2026	BG	RF	8	71.2	14	0	2	.875
A+ Total		—	57	421.2	94	2	5	.950
Single-A (A)
2024	CHS	CF	7	59.0	24	0	0	1.000
2024	CHS	DH	1	0.0	0	0	0	.000
2025	CHS	LF	1	9.0	2	0	0	1.000
2025	CHS	CF	65	551.2	147	5	3	.981
2025	CHS	RF	2	18.0	2	0	1	.667
2025	CHS	DH	5	0.0	0	0	0	.000
A Total		—	81	637.2	175	5	4	.978
Minors Total		—	197	1520.2	353	9	11	.971