Tre \t-re\ as a boy's name is a variant of Trey (Middle English), and the meaning of Tre is "three".

The baby name Tre sounds like Dre, Tore and True. Other similar baby names are Tye, Ari, Drue, Dru, Drew, Ton, Ara, Ary, Arie, Brae, Bri, Crew, Cree, Dee, Dore, Ted, Erie, Eri, Free, Frey, Fry, Gere, Gore, Grey, Ira, Jere, More, Or, Oro, Rae, Roe, Tab, Tad, Tate, Taj, Tal, Tan, Taren, Tareq, Tarek, Taro, Tau, Toro, Tay, Taz, Teo, Tern, Tome, Tom, Tam, Torre, Tor, Tigre, Tige, Tim, Tobe, Tod, Toren, Torr, Torey, Toru, Tory, Trace, Traye, Trai, Tris, Troy, Troye, Troi, Tune, Turk, Tov, Ty, Tyr, Tyree, Tyrel, Tyce, Uri, Vere and Ware.