Surname Selsy (Selsy 
) , worldwide, is a very rare cognomen. The surname Selsy is habitual in Latin America and the Caribbean, particularly Honduras, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and Mexico. Much more prevalently, Selsy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Selsy | United States, India, Mexico, Indonesia, Democratic Republic of the Congo |