Surname Octar (Octar 
) , around the globe, is a very rare last name. The family name Octar is characteristic of Spain, where it is a very rare surname, South Africa, where it is an extremely rare surname, and the United States. More prevalently, Octar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Octar | Tanzania, South Africa, Philippines, Spain, United States |