F series may refer to:
- Ford F series – trucks
- Fujifilm FinePix F series – cameras
- Mack F series – trucks
- Sony Vaio F series – laptop computers
- Sony Walkman F series – portable media players
- Sony Ericsson F series – a series of cell phones
- QI (F series) – the sixth series of the TV quiz show QI
- Waco F series – biplanes