TKT could refer to:
- TKT (ELT), or Teaching Knowledge Test, a credential
- The Killing Tree, band from Chicago, Illinois, US
- Transketolase, an enzyme
- Twisted Kaiju Theater, a webcomic
- Tak Airport, Thailand, IATA code
- Kathoriya Tharu, a Tharu languages variant, ISO 639-3 code
See also
edit- TKTS, ticket booths in New York City and London