Family name Sadena (Sadena 
) , throughout the world, is a rare cognomen. The last name Sadena is habitual in Indonesia, where it is a very rare surname, and India, where it is an extremely rare surname. Also, Sadena is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sadena | Philippines, India, United States, Indonesia, Iran |