Family name Sanijo (Sanijo 
) , in all the world, is a very rare last name. The cognomen Sanijo is characteristic of Malaysia, where it is a very rare surname, Netherlands, and Nigeria, where it is an extremely rare surname. More prevalently, Sanijo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sanijo | Nigeria, Tanzania, Malaysia, India, Indonesia |