Family name Aristarkos (Aristarkos 
) , in the entire world, is an extremely rare cognomen. Much more frequently, Aristarkos is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aristarkos | South Africa, India |
Aristarc, Aristarchos, Aristarchus, Aristarco, Aristarh, Aristarko, Aristarque, and Arystarch