Surname Gigian (Gigian 
) , around the globe, is a very rare family name. The cognomen Gigian is characteristic of Northern America, particularly Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Gigian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gigian | Philippines, Canada, India, Brazil, United States |