Ifan ([ˈiːvan]) is one of several Welsh forms of the male given name Ieuan. Like the English name John, it ultimately derives from the Latin Johannes.
People named Ifan
- Ifan ab Owen Edwards (1895–1970), a Welsh academic, writer and film-maker
- Ifan Evans (born 1983), Welsh rugby union player
- Ifan Phillips (born 1996), Welsh rugby union player
- William Evans (Wil Ifan) (1883–1968), a Welsh poet and Archdruid of the National Eisteddfod of Wales