Friday the 13th may refer to:
- The date that is considered unlucky, which is featured on the trope article 13 Is Unlucky.
- The long-running Slasher Movie franchise Friday the 13th.
- Friday the 13th (1980), first film in the series
- Friday the 13th (2009), the 2009 reboot.
- Friday the 13th, the NES Licensed Game based on the movies.
- 1933 drama film Friday the Thirteenth.
- Friday the 13th: The Series, a horror television series unrelated to the movies.