Around the globe, Olasagasti (Olasagasti 
) is an extremely rare unknown gender first name. Predominantly, Olasagasti is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Olasagasti | Spain, Mexico, Argentina, France, Brazil |
| urbano olasagasti yrastorza 1717-05-25, ES (b. 1717) |
|
Ane, Gorka, Lidia, Jorge, Julen, Telmo, Nelly, Ernes, Eneko, Eider, Idoia, Olatz, Oscar, Urtzi, Martin, Maider, Maxime, Mirian, Miguel, Sarita, Stella, Amalur, Diana, David, Rosar, Ramon, Ada, Jon, Ion, Iã, Lide, Lolo, Jose, Josu, Juan, Emma, Adolfo, Olga, Marie, Miren, Mikel, Saioa, Alain, Amaia, Asier, Aitor, Clara, Patxi, Maria, and Ainhoa