There are multiple artists that have used this name:
1. 3T are an American musical group made up of Tito Jackson and the late Delores "Dee-Dee" Jackson's three sons: Toriano Adaryll "Taj," Jr. (4 Aug 1973), Taryll Adren (8 Aug 1975) and Tito Joe "T.J." (16 Jul 1978). The brothers have a younger half-sister named Tanay Jackson who is also a singer-songwriter.
3T released their debut album Brotherhood in 1995. The album sold approximately six million copies worldwide.