Family name Silenu (Silenu 
) , in the entire world, is a very rare surname. The last name Silenu is habitual in Italy, where it is a very rare surname, France, where it is an extremely rare surname, and Canada. Very seldom, Silenu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silenu | Italy, Canada, France, Brazil |