Cognomen Kaplún (Kaplún 
) , in the world, is a very rare surname. The family name Kaplún is habitual in Latin America and the Caribbean, particularly Uruguay, where it is a rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaplún | Argentina, Uruguay |
|
mario kaplún Argentinian writer, AR (b. 1923) |
|
| raúl kaplún Argentinian composer, AR (b. 1910) |
|