Last name Silabu (Silabu 
) , around the globe, is a very rare cognomen. The last name Silabu is characteristic of Tanzania, where it is a very rare surname, Indonesia, and Thailand, where it is an extremely rare surname. Much less frequently, Silabu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Silabu | Tanzania, India, Indonesia, Thailand |