Across the world, Guilhemina (Guilhemina 
) is a very rare girly first name. The first name Guilhemina is characteristic of Latin America and the Caribbean, particularly Brazil, where it is an extremely rare girly name. Very seldom, Guilhemina is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Guilhemina | India, Brazil |