The 2018 roster for the Reds included Luis Castillo at pitcher, Tucker Barnhart at catcher, Joey Votto at first baseman, Scooter Gennett at second baseman and Eugenio Suárez at third baseman.

	NO.	NAME	POS	HEIGHT	WEIGHT	DOB	AGE	BIRTHPLACE
1	63	Aristides Aquino A. Aquino	RF	6'4"	220	4/22/1994	24	Santo Domingo, Dominican Republic
2	34	Homer Bailey H. Bailey	P	6'4"	223	5/3/1986	32	La Grange, TX
3	16	Tucker Barnhart T. Barnhart	C	5'11"	192	1/7/1991	27	Indianapolis, IN
4	2	Alex Blandino A. Blandino	SS	6'0"	190	11/6/1992	25	Palo Alto, CA
5	59	Matt Bowman M. Bowman	P	6'0"	175	5/31/1991	27	Chevy Chase, MD
6	40	Austin Brice A. Brice	P	6'4"	235	6/19/1992	26	Hong Kong, China
7	38	Curt Casali C. Casali	C	6'2"	230	11/9/1988	29	Walnut Creek, CA
8	58	Luis Castillo L. Castillo	P	6'2"	190	12/12/1992	25	Bani, Dominican Republic
9	51	Kyle Crockett K. Crockett	P	6'2"	175	12/15/1991	26	Newport News, VA
10	17	Tony Cruz T. Cruz	C	5'11"	215	8/18/1986	31	Palm Beach, FL
11	28	Anthony DeSclafani A. DeSclafani	P	6'1"	195	4/18/1990	28	Freehold, NJ
12	4	Brandon Dixon B. Dixon	1B	6'2"	215	1/29/1992	26	La Jolla, CA
13	23	Adam Duvall A. Duvall	LF	6'1"	215	9/4/1988	29	Louisville, KY
14	27	Phillip Ervin P. Ervin	LF	5'10"	207	7/15/1992	25	Mobile, AL
15	52	Kyle Farmer K. Farmer	C	6'0"	205	8/17/1990	27	Atlanta, GA
16	17	Tim Federowicz T. Federowicz	C	5'10"	215	8/5/1987	30	Erie, PA
17	29	Brandon Finnegan B. Finnegan	P	5'11"	212	4/14/1993	25	Fort Worth, TX
18	63	Dylan Floro D. Floro	P	6'2"	175	12/27/1990	27	Merced, CA
19	31	Yovani Gallardo Y. Gallardo	P	6'2"	205	2/27/1986	32	Penjamillo, Mexico
20	50	Amir Garrett A. Garrett	P	6'5"	228	5/3/1992	26	Victorville, CA
21	3	Scooter Gennett S. Gennett	2B	5'10"	185	5/1/1990	28	Cincinnati, OH
22	46	Phil Gosselin P. Gosselin	2B	6'1"	200	10/3/1988	29	Bryn Mawr, PA
23	61	Gabriel Guerrero G. Guerrero	RF	6'3"	215	12/11/1993	24	Nizao, Dominican Republic
24	6	Billy Hamilton B. Hamilton	CF	6'0"	160	9/9/1990	27	Taylorsville, MS
25	32	Matt Harvey M. Harvey	P	6'4"	215	3/27/1989	29	New London, CT