Family name Santrin (Santrin 
) , all over the world, is an extremely rare cognomen. The last name Santrin is habitual in Greece, where it is a very rare surname, Philippines, where it is an extremely rare surname, and Brazil. Much more frequently, Santrin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santrin | India, Greece, Philippines, Brazil |