Around the globe, Guialon (Guialon 
) is a very rare principally masculine, but scarcely feminine given name. The forename Guialon is habitual in South-eastern Asia, particularly Philippines, where it is a very rare principally male, but very seldom girly name. More frequently, Guialon is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Guialon | Philippines |