Tony Santillan

Position: Relief Pitcher

Bats: Right • Throws: Right

6-3, 285lb (190cm, 129kg)

Team: Cincinnati Reds (majors, 15-day IL)

Born: April 15, 1997 in Fort Worth, TX us

Draft: Drafted by the Cincinnati Reds in the 2nd round of the 2015 MLB June Amateur Draft from Juan Seguin HS (Arlington, TX).

High School: Juan Seguin HS (Arlington, TX)

Rookie Status: Exceeded rookie limits during 2021 season

2026 Contract Status: Signed thru 2026, 1 yr/$1.8M (26)

Service Time (01/2026): 3.099 • Arb Eligible: 2027 • Free Agent: 2029

Agents: Boras Corporation

Full Name: Antonio Santillan

Pronunciation: \SAN-tee-yan\

View Player Info from the B-R Bullpen

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SUMMARY

2026

Career

WAR

-0.2

4.6

ERA

5.23

3.36

193

31.0

201.0

227

WHIP

1.387

1.264

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Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
2015	18	-2.5	Reds	ARIZ	Rk	CIN	0	2	.000	5.03	5.49	8	7	0	0	0	0	19.2	15	12	11	1	11	0	19	3	1	4	85	1.322	6.9	0.5	5.0	8.7	1.73
2016	19		2 Teams	2 Lgs	Rk-A	CIN	3	3	.500	5.19	5.19	15	15	0	0	0	0	69.1	59	40	40	7	40	0	84	4	6	13	302	1.428	7.7	0.9	5.2	10.9	2.10
2016	19	-2.7	Dayton	MIDW	A	CIN	2	3	.400	6.82	6.82	7	7	0	0	0	0	30.1	27	23	23	3	24	0	38	2	3	5	138	1.681	8.0	0.9	7.1	11.3	1.58
2016	19	-2.4	Billings	PION	Rk	CIN	1	0	1.000	3.92	3.92	8	8	0	0	0	0	39.0	32	17	17	4	16	0	46	2	3	8	164	1.231	7.4	0.9	3.7	10.6	2.88
2017	20	-1.9	Dayton	MIDW	A	CIN	9	8	.529	3.38	4.01	25	24	0	0	0	0	128.0	104	57	48	9	56	0	128	2	2	11	533	1.250	7.3	0.6	3.9	9.0	2.29
2018	21		2 Teams	2 Lgs	A+-AA	CIN	10	7	.588	3.08	3.50	26	26	0	1	0	0	149.0	146	58	51	13	38	0	134	8	3	6	629	1.235	8.8	0.8	2.3	8.1	3.53
2018	21	-3.3	Pensacola	SOUL	AA	CIN	4	3	.571	3.61	3.90	11	11	0	0	0	0	62.1	65	27	25	8	16	0	61	2	0	3	268	1.299	9.4	1.2	2.3	8.8	3.81
2018	21	-2.0	Daytona	FLOR	A+	CIN	6	4	.600	2.70	3.22	15	15	0	1	0	0	86.2	81	31	26	5	22	0	73	6	3	3	361	1.188	8.4	0.5	2.3	7.6	3.32
2019	22	-2.3	Chattanooga	SOUL	AA	CIN	2	8	.200	4.84	5.19	21	21	0	0	0	0	102.1	110	59	55	8	54	0	92	5	1	3	465	1.603	9.7	0.7	4.7	8.1	1.70

2021	24	-3.0	Louisville	AAAE	AAA	CIN	1	3	.250	2.13	2.37	13	6	4	1	0	2	38.0	25	10	9	5	15	0	51	0	0	4	152	1.053	5.9	1.2	3.6	12.1	3.40
2021	24	-4.9	CIN	NL	Maj	CIN	1	3	.250	2.91	3.12	26	4	5	0	0	0	43.1	34	15	14	7	21	0	56	7	0	1	190	1.269	7.1	1.5	4.4	11.6	2.67
2022	25	-4.2	CIN	NL	Maj	CIN	0	1	.000	5.49	6.41	21	0	4	0	0	4	19.2	23	14	12	1	12	1	21	4	0	4	96	1.780	10.5	0.5	5.5	9.6	1.75
2023	26	-0.9	Louisville	IL	AAA	CIN	1	2	.333	7.88	7.88	35	0	8	0	0	2	32.0	38	28	28	5	28	0	40	3	0	5	160	2.063	10.7	1.4	7.9	11.3	1.43
2023	26	-3.2	CIN	NL	Maj	CIN	1	0	1.000	2.70	2.70	3	0	1	0	0	0	3.1	4	1	1	0	5	1	1	0	0	0	18	2.700	10.8	0.0	13.5	2.7	0.20
2024	27	0.0	Louisville	IL	AAA	CIN	2	4	.333	3.49	4.66	38	0	28	0	0	16	38.2	32	20	15	3	23	1	53	4	1	1	174	1.422	7.4	0.7	5.4	12.3	2.30
2024	27	-2.1	CIN	NL	Maj	CIN	3	3	.500	3.00	3.30	29	1	2	0	0	0	30.0	21	11	10	4	9	0	46	0	0	1	122	1.000	6.3	1.2	2.7	13.8	5.11
2025	28	-1.1	CIN	NL	Maj	CIN	1	5	.167	2.44	2.81	80	0	16	0	0	7	73.2	53	23	20	7	29	0	75	5	0	4	301	1.113	6.5	0.9	3.5	9.2	2.59
2026	29	-0.3	CIN	NL	Maj	CIN	1	4	.200	5.23	5.81	34	0	11	0	0	5	31.0	29	20	18	9	14	0	28	0	0	1	134	1.387	8.4	2.6	4.1	8.1	2.00
Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
Majors (6 seasons)					Majors		7	16	.304	3.36	3.76	193	5	39	0	0	16	201.0	164	84	75	28	90	2	227	16	0	11	861	1.264	7.3	1.3	4.0	10.2	2.52
Minors (8 seasons)					Minors		28	37	.431	4.01	4.43	181	99	40	2	0	20	577.0	529	284	257	51	265	1	601	29	14	47	2500	1.376	8.3	0.8	4.1	9.4	2.27
All Levels (11 Seasons)							35	53	.398	3.84	4.26	374	104	79	2	0	36	778.0	693	368	332	79	355	3	828	45	14	58	3361	1.347	8.0	0.9	4.1	9.6	2.33

AAA (3 seasons)					Minors		4	9	.308	4.31	4.80	86	6	40	1	0	20	108.2	95	58	52	13	66	1	144	7	1	10	486	1.482	7.9	1.1	5.5	11.9	2.18
AA (2 seasons)					Minors		6	11	.353	4.37	4.70	32	32	0	0	0	0	164.2	175	86	80	16	70	0	153	7	1	6	733	1.488	9.6	0.9	3.8	8.4	2.19
A+ (1 season)					Minors		6	4	.600	2.70	3.22	15	15	0	1	0	0	86.2	81	31	26	5	22	0	73	6	3	3	361	1.188	8.4	0.5	2.3	7.6	3.32
A (2 seasons)					Minors		11	11	.500	4.04	4.55	32	31	0	0	0	0	158.1	131	80	71	12	80	0	166	4	5	16	671	1.333	7.4	0.7	4.5	9.4	2.08
Rk (2 seasons)					Minors		1	2	.333	4.30	4.45	16	15	0	0	0	0	58.2	47	29	28	5	27	0	65	5	4	12	249	1.261	7.2	0.8	4.1	10.0	2.41