Last name Swanya (Swanya 
) , in the world, is a rare cognomen. The family name Swanya is habitual in Kenya, where it is a rare surname, Tanzania, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Kenya, Tanzania, and India. Also, Swanya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Swanya | Tanzania, Kenya, Thailand, United States, India |