Of Greek origin.
Short form of the names Theodore, Theophanes and other names beginning with “Theo”.
Feminine forms are: Thea, Theodora.
Other forms of the name are: Théo, Ted, Teddy, Teodor, Fedya, Teodoro, Téo.
Famous bearers are Theo Rossi, Theo James, Theo Riddick, Theo Ratliff, Theo Van Gogh, Theo Hutchcraft.
Theo is a popular name in France, Belgium and Sweden.