Here are the Celtics retired numbers:
00, 1, 2, 3, 6, 10, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 31, 32, 33, 35
I'm going to take a wild guess and say he goes for #9. It's not taken by anyone on the
current roster.Avery Bradley is 0, so Jaylen is not likely getting that number either.