YF
YF serves as
- Group of letters for marking of boats in the Netherlands
YF as distinguishing signs on license plate:
- UK: Leeds
- Norway: Bodø in Nordland
- Slovakia: Trailer (second group of letters )
YF as a name for aircraft:
- Lockheed YF -12
- YF -16, known as the General Dynamics F -16
- Lockheed Martin F -22
- Northrop YF -17
- Northrop YF -23
- North American YF -93
- Disambiguation
- Abbreviation