Dorans () is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.
Dorans has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Dorans 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 Dorans was on 24 July 2019; the coldest temperature ever recorded was on 20 December 2009.