Family name Thachi (Thachi 
) , all around the world, is a very rare last name. The surname Thachi is characteristic of North Macedonia, where it is quite a rare surname, Thailand, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in North Macedonia, India, and Thailand. More prevalently, Thachi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thachi | North Macedonia, Peru, Thailand, Malaysia, India |