Last name Третйакова (Tretyakova 
, Tretiakova 
, Третйакова ) , all around the world, is quite a rare surname. The surname Третйакова is characteristic of Reunion, where it is quite a common surname, Georgia, where it is a rare surname, and Russia. Measured by absolute frequency, it is commonest in Russia, Reunion, and the United States. Very seldom, Третйакова is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tretyakova | Reunion, Belarus, Italy, Russia, United States |
| Tretiakova | Germany, Italy, Russia, United States, Georgia |
| Третйакова | Russia |