Cylon may refer to:
Places
- Cylon, Wisconsin, a town in St. Croix County, US
- Cylon (community), Wisconsin, an unincorporated community in St Croix County, US
People
- Cylon of Athens, who attempted a coup in 632 BCE
- Cylon of Croton, who led a revolt against the Pythagoreans probably around 509 BC
Other uses
- Cylon (Battlestar Galactica), a type of sentient robot on the television series Battlestar Galactica