FIDO
Fido stands for:
- Short form of FidoNet , mailbox network
- Fido Dido , cartoon character
- Fido, 2006 film
- Abraham Lincoln's favorite dog , see Fido (dog)
- Martin Fido (1939–2019), British English scholar, university professor and author
FIDO is an abbreviation for:
- Fast IDentity Online, see FIDO alliance
- Fairfield Industrial Dog Object , a sculpture in Melbourne
- Fédération Internationale de Domino , international association of domino players
- fiducial observer in general relativity for a stationary observer in the gravitational field
FIDO stands for:
- FIDO (Torpedo) , Torpedo Mark 24 of the US Navy during World War II