YFR may refer to:

A US Navy hull classification symbol: Refrigerated covered barge (YFR) YFR - Fort Resolution Airport in the Northwest Territories. YFR - Yeshiva of Far Rockaway, also called Yeshiva Derech Ayson, is a yeshiva in Far Rockaway, Queens. YFR - cYanobacterial Functional RNA such as Yfr1 and Yfr2