Theo is a feminine and masculine given name and nickname.
Theo may also refer to:
Geography
People with the surname
- Allan Théo, French singer born Alain Rouget in 1972
- Louise Théo, French operetta singer Cécile Piccolo (1854–1922)
- Michael Theo (formerly Theoklitos) (born 1981), Australian soccer goalkeeper
Other uses
- THEO (Testing the Habitability of Enceladus's Ocean), a proposed spacecraft mission
- Theo (dog) (2009–2011), a British Army bomb-detection dog awarded the 2012 Dickin Medal for bravery
- Theo Chocolate, a chocolatier in Seattle, Washington, US
- Theo, also known as "ADT", short for "theoretical loss" or "Average Daily Theoretical", a calculation used to determine gamblers' casino comps
See also
Topics referred to by the same term