Jones was an All-Big Ten honorable mention in his lone season in College Park.
Ellis racked up 52 tackles and 22 pass deflections during his four years in College Park.
After two years as the starting center, Moore saw time across the offensive line in 2018.
Aniebonam racked up 39 tackles in 2018 and returned a blocked punt for a touchdown.
Gray earned honorable mention All-Big Ten honors each of the past two seasons.