Surname Тричкова (Тричкова 
, Trichkova 
) , throughout the world, is a rare last name. The surname Тричкова is characteristic of Bulgaria, where it is quite a common surname, Georgia, where it is a very rare surname, and Russia, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Bulgaria, Russia, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Тричкова | Bulgaria, Russia, Ukraine |
| Trichkova | Bulgaria, Georgia, United States, Spain |