Family name Gilsana (Gilsana 
) , around the world, is a very rare cognomen. The surname Gilsana is characteristic of Philippines, where it is a very rare surname, and Brazil, where it is an extremely rare surname. More frequently, Gilsana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gilsana | Philippines, Brazil, India |