The 2019-20 roster for the Devils included Nico Hischier at center, Nikita Gusev at left wing, Kyle Palmieri at right wing, Damon Severson at defenseman and Mackenzie Blackwood at goalie.

	NO.	NAME	POS	HEIGHT	WEIGHT	DOB	AGE	BIRTHPLACE
1	14	Joey Anderson J. Anderson	RW	5'11"	190	6/19/1998	21	Roseville, MN
2	29	Mackenzie Blackwood M. Blackwood	G	6'4"	225	12/9/1996	23	Thunder Bay, Canada
3	90	Jesper Boqvist J. Boqvist	C	6'0"	180	10/30/1998	21	Falun, Sweden
4	63	Jesper Bratt J. Bratt	LW	5'10"	175	7/30/1998	21	Stockholm, Sweden
5	8	Will Butcher W. Butcher	D	5'10"	190	1/6/1995	25	Sun Prairie, WI
6	5	Connor Carrick C. Carrick	D	5'11"	192	4/13/1994	25	Orland Park, IL
7	33	Fredrik Claesson F. Claesson	D	6'1"	196	11/24/1992	27	Stockholm, Sweden
8	20	Blake Coleman B. Coleman	C	5'11"	200	11/28/1991	28	Plano, TX
9	70	Louis Domingue L. Domingue	G	6'3"	208	3/6/1992	27	St-Hyacinthe, Canada
10	6	Andy Greene A. Greene	D	5'11"	190	10/30/1982	37	Trenton, MI
11	97	Nikita Gusev N. Gusev	LW	5'9"	163	7/8/1992	27	Moscow, Russia
12	9	Taylor Hall T. Hall	LW	6'1"	205	11/14/1991	28	Calgary, Canada
13	15	John Hayden J. Hayden	RW	6'3"	215	2/14/1995	24	Chicago, IL
14	13	Nico Hischier N. Hischier	C	6'1"	175	1/4/1999	21	Maters, Switzerland
15	86	Jack Hughes J. Hughes	C	5'11"	170	5/14/2001	18	Orlando, FL
16	40	Josh Jacobs J. Jacobs	D	6'2"	200	2/15/1996	23	Shelby Township, MI
17	59	Janne Kuokkanen J. Kuokkanen	C	6'1"	193	5/25/1998	21	Oulunsalo, Finland
18	41	Michael McLeod M. McLeod	C	6'2"	188	2/3/1998	21	Mississauga, Canada
19	38	Nicholas Merkley N. Merkley	RW	5'10"	194	5/23/1997	22	Calgary, Canada
20	32	Dakota Mermis D. Mermis	D	6'0"	195	1/5/1994	26	Alton, IL
21	25	Mirco Mueller M. Mueller	D	6'3"	210	3/21/1995	24	Winterthur, Switzerland
22	21	Kyle Palmieri K. Palmieri	RW	5'11"	185	2/1/1991	29	Smithtown, NY
23	16	Kevin Rooney K. Rooney	C	6'2"	190	5/21/1993	26	Canton, MA
24	35	Cory Schneider C. Schneider	G	6'3"	200	3/18/1986	33	Marblehead, MA
25	43	Brett Seney B. Seney	LW	5'9"	156	2/28/1996	23	London, Canada