The 2019 roster for the Diamondbacks included Merrill Kelly at pitcher, Carson Kelly at catcher, Christian Walker at first baseman, Eduardo Escobar at second baseman and Jake Lamb at third baseman.

	NO.	NAME	POS	HEIGHT	WEIGHT	DOB	AGE	BIRTHPLACE
1	13	Nick Ahmed N. Ahmed	SS	6'2"	195	3/15/1990	29	East Longmeadow, MA
2	48	Abraham Almonte A. Almonte	CF	5'9"	210	6/27/1989	30	Santo Domingo, Dominican Republic
3	35	Matt Andriese M. Andriese	P	6'3"	215	8/28/1989	29	Redlands, CA
4	31	Alex Avila A. Avila	C	5'11"	210	1/29/1987	32	Hialeah, FL
5	61	Silvino Bracho S. Bracho	P	5'10"	190	7/17/1992	26	Maracaibo, Venezuela
6	25	Archie Bradley A. Bradley	P	6'4"	225	8/10/1992	26	Muskogee, OK
7	40	Andrew Chafin A. Chafin	P	6'2"	225	6/17/1990	29	Kettering, OH
8	45	Taylor Clarke T. Clarke	P	6'4"	200	5/13/1993	26	Ashburn, VA
9	58	Stefan Crichton S. Crichton	P	6'3"	200	2/29/1992	27	Houston, TX
10	32	Kevin Cron K. Cron	1B	6'5"	250	2/17/1993	26	Placentia, CA
11	57	Jon Duplantier J. Duplantier	P	6'4"	225	7/11/1994	24	Newark, DE
12	1	Jarrod Dyson J. Dyson	RF	5'10"	165	8/15/1984	34	McComb, MS
13	5	Eduardo Escobar E. Escobar	2B	5'10"	185	1/5/1989	30	La Pica, Venezuela
14	41	Wilmer Flores W. Flores	2B	6'3"	205	8/6/1991	27	Valencia, Venezuela
15	59	Zac Gallen Z. Gallen	P	6'2"	191	8/3/1995	23	Gibbsboro, NJ
16	37	Kevin Ginkel K. Ginkel	P	6'4"	210	3/24/1994	25	San Diego, CA
17	52	Zack Godley Z. Godley	P	6'3"	240	4/21/1990	29	Bamberg, SC
18	21	Zack Greinke Z. Greinke	P	6'2"	200	10/21/1983	35	Orlando, FL
19	66	Yoshihisa Hirano Y. Hirano	P	6'1"	185	3/8/1984	35	Uji, Kyoto, Japan
20	56	Greg Holland G. Holland	P	5'10"	205	11/20/1985	33	Marion, NC
21	10	Adam Jones A. Jones	RF	6'2"	215	8/1/1985	33	San Diego, CA
22	14	Caleb Joseph C. Joseph	C	6'3"	180	6/18/1986	33	Nashville, TN
23	18	Carson Kelly C. Kelly	C	6'2"	220	7/14/1994	24	Chicago, IL
24	29	Merrill Kelly M. Kelly	P	6'2"	190	10/14/1988	30	Houston, TX
25	55	Matt Koch M. Koch	P	6'3"	215	11/2/1990	28	Cherokee, IA