daddypa
Tsimshian
Tsuki
Tsukikage (Japanese for "moonlight")
Tsunami
Tsura
T-Tri (Tabby-three)
Tu
Tua
Tubbo
Tubbs
Tubby
Tubs
Tu-can
Tuchie
Tuchie Poo
Tuck
Tuck Uncommon (wordplay on Tutankhamun)
Tucker
Tucksy
Tucky
Tuco Benidito Pacifico Juan Maria Ramirez (from the movie "The Good, The Bad, and The Ugly")
Tuddy Woody
Tudor
Tuesday
Tuesday Molly
Tuey
Tuff
Tuff Cookie
Tuff Stuff