Surname Kooshna (Kooshna 
) , in the world, is a very rare cognomen. The cognomen Kooshna is habitual in Mauritius, where it is quite a rare surname, and India, where it is an extremely rare surname. More prevalently, Kooshna is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kooshna | Mauritius, India |