Surname Gumansay (Gumansay 
) , in all the world, is a very rare cognomen. The cognomen Gumansay is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. Very seldom, Gumansay is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gumansay | India, Philippines |