Fyr or FYR may refer to:
- Fyr Channel, an Antarctic channel in the South Orkney Islands
- Serbia and Montenegro, a sovereign state from 1992–2003 also known as the Federal Republic of Yugoslavia (FYR or FRY)
- North Macedonia, a current sovereign state previously known as the Former Yugoslav Republic of Macedonia (FYR Macedonia)
- "FYR", a 2001 song by Le Tigre from the album Feminist Sweepstakes
| This disambiguation page lists articles associated with the title Fyr.
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