Cognomen Arquín (Arquín 
) , around the globe, is an extremely rare last name. The cognomen Arquín is characteristic of Latin America and the Caribbean, particularly Costa Rica, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Arquín | Costa Rica |
|
margarita bolaños arquín Costa Rican politician and anthropologist, CR (b. 1953) |
|