A former name for the tea plant genus, now classified as Camellia

An alternative spelling of Theia, a figure in Greek mythology

Thea, alias for singer-songwriter Cynthia L. Stacey

Thea (TV series), a 1993 television series starring Thea Vidale and Brandy Norwood

Thea, the annual award from the Themed Entertainment Association

θεά, the Greek for "goddess", the feminine of theos.

a girl's given name, short for either Theodora or Dorothea

THEA (Texas Higher Education Assessment) is a test similar to the ACT and SAT.