Tulkun

Tulkun may refer to:


 * Tulkun, a fictional xeno-cetacean-analogue found in Avatar: The Way of Water (Avatar 2) and on the world of Pandora; see Pandoran biosphere
 * Avatar: The Tulkun Rider, the working title for Avatar 4
 * Tulkun Kasimov (born 1945), Soviet-Uzbek retired military officer