TTK
| Acronym | Definition |
|---|---|
| TTK | Türk Tarih Kurumu (Turkish Historical Society) |
| TTK | The Taken King (gaming) |
| TTK | Tie The Knot |
| TTK | Translation Tool Kit |
| TTK | Tennis Teknology (Italian tennis clothing company) |
| TTK | Transporttechnologie-Consult Karlsruhe (German consultancy on tramtrain) |
| TTK | The Templar Knights (gaming community) |
| TTK | Thermal Test Kit |
| TTK | T-Cell Tat-Associated Kinase |
| TTK | Türkiye Tarým Kredi Kooperatifleri (Turkish) |
| TTK | Turkiye Tas Komuru Isletmeleri (Turkey) |