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Family name Kosgallana (Kosgallana
) , in the world, is a rare surname. The cognomen Kosgallana is characteristic of Sri Lanka, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Kosgallana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kosgallana | United States, Sri Lanka |
Sanjeewa, Tharindu, Chathurika, and Hiranthika