Family name Siblo (Siblo 
) , all over the world, is a rare surname. The cognomen Siblo is characteristic of Bangladesh, where it is a rare surname, Ethiopia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Measured by absolute frequency, the name is most common in Bangladesh, Ethiopia, and the United States. Very seldom, Siblo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siblo | Philippines, India, Bangladesh, United States, Ethiopia |