- Language: Tregami
- Alternate names: Katar Gambir, Trigami
- Language code: trm
- Language family: Indo-European, Classical Indo-European, Indo-Iranian, Nuristani, Southern Nuristani, Nuristani Kalasha-Tregami
- Number of speakers: 3500
- Script: Unwritten.
Tregami (Trigami), or Katar Gambiri, is a language spoken in the villages of Gambir, Kaṭâr, and Devoz in the Tregâm Valley off the lower Pech River in the Watapur District of Kunar Province in Afghanistan. The area is in the Hindu Kush along the border with Pakistan. Tregami belongs to the Nuristani group of the Indo-Iranian language family. It is spoken by approximately 3,500 people (2011). Most individuals speak Pashto in addition to Tregami.