Felon () is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.
Felon is situated on the southern slope of the Vosges, 15 km to the northeast of Belfort.
Felon has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Felon is . The average annual rainfall is with December as the wettest month. The temperatures are highest on average in July, at around , and lowest in January, at around . The highest temperature ever recorded in Felon was on 7 August 2015; the coldest temperature ever recorded was on 20 December 2009.