Worldwide, Estref (Estref 
) is a rare masculine first name. The first name Estref is characteristic of Southern Europe, particularly Albania, where it is quite a rare boy's name, and Greece, where it is a rare male name. Much less frequently, Estref is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Estref | Canada, Greece, Italy, Albania, United States |
|
estref myftari (b. 1942) |
|
| estref billa Albanian association football player, AL (b. 1980) |
|
|
| estref osoja AL |
|