Tia
character in the French animated series "Galactik Football"
Tia Dalma
mystic Caribbean soothsayer from the Pirates of the Caribbean film series
Portia "Tia" Halston
Cain, character in Elise Noble's Blackwood Security series
Tia
fashion doll made by Mattel
Theta Knight
character in Libba Bray's "The Diviners"
Theta
Greek letter often used as a variable in trigonometry and polar coordinates
Theta Sigma
a childhood nickname of the Doctor from "Doctor Who"