Family name Lortina-Guylu (Lortina-Guylu 
) , in the entire world, is an extremely rare cognomen. Much more prevalently, Lortina-Guylu is the forename as well as the last name. Parts of the name also exists independently as a first name Guylu.
| VARIANT | COUNTRY |
|---|---|
| Lortina-Guylu | Democratic Republic of the Congo |