FIFO may refer to:
First in, first out
First in, first out describes a method of managing items in storage:
- FIFO in stock rotation, particularly to avoid food spoilage
- FIFO (computing and electronics), a method of queuing or memory management
- Queue (abstract data type), data abstraction of the queuing concept
- FIFO (electronic), a digital circuit that stores and outputs data in the order received
- FIFO and LIFO accounting, methods used in managing inventory and financial matters
People
- Fifó (born 2000), Portuguese futsal player
Other uses
- FIFO (film festival) (Festival International du Film Documentaire Océanien), documentary film festival held in Tahiti
- FiFo Records, an American record label
- Fly-in fly-out, a human resources strategy for deployment of personnel to remote locations