Thomas, an All-SEC First Team selection who won the SEC's Jacobs Blocking Trophy this season, made the announcement on his Twitter account on Tuesday afternoon.
Bulldog Nation, thank you for the memories u2764ufe0fud83dude4fud83cudffe pic.twitter.com/nYXgMzxfaW
ESPN's Todd McShay has Thomas being taken with No. 7 overall pick in his latest mock draft, which was released on Tuesday.
Thomas, who started all 13 games at left tackle, anchored a Georgia line that allowed 0.