Family name باساك (Basak 
, باساك 
) , around the globe, is a widespread surname. The cognomen باساك is characteristic of India, where it is quite a common surname, Bangladesh, and Oman, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in India, Bangladesh, and Turkey. Much less frequently, باساك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Basak | Poland, India, Bangladesh, Turkey, United States |
| باساك | Iran, Iraq |