| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Osane | - | Basque | ||
| Patxi | - | Basque | ||
| Peio | - | Basque | ||
| Peru | - | Basque | ||
| Petri | PET-ree (Finnish) | Finnish, Basque | ||
| Sendoa | - | Basque | ||
| Sorne | - | Basque | ||
| Terese | te-RES (Swedish) | Basque, Swedish, Norwegian, Danish | ||
| Txomin | - | Basque | ||
| Udane | - | Basque | ||
| Unai | - | Basque | ||
| Usoa | - | Basque | ||
| Uxue | - | Basque | ||
| Xabi | - | Basque | ||
| Xabier | sha-bee-ER | Basque, Galician |