XF

XF may refer to:

*XF (grade), a letter grade used at some U.S. colleges, assigned to students who are caught performing acts of academic dishonesty
*Jaguar XF, a car made by Jaguar, to be produced beginning in 2008
*Vladivostok Air (IATA airline code)
*XF series experimental aircraft
*The X Factor (TV series) , a television music talent show franchise
*The X-Files (TV series), a Sci-Fi television show that ran from 1993 to 2002.