GTK is a cross-platform GUI widget software toolkit.
GTK may also refer to:
Computing[edit]
- Group Temporal Key, in IEEE 802.11i-2004 wireless network security
Organisations[edit]
- GTK Rossiya, a Russian airline (founded 1992)
- Geological Survey of Finland, a government agency (Finnish: Geologian tutkimuskeskus, founded 1885)
Television shows[edit]
- GTK (TV series), Australia (ran 1969–1975)
- Ghost Trackers, Canada (ran 2005–2008)