Family name Appus (Appus 
) , worldwide, is a rare cognomen. The surname Appus is characteristic of Western Asia, particularly Oman, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Qatar. In absolute terms, it is the most numerous in Western Asia, particularly Saudi Arabia, United Arab Emirates, and Oman. Likewise, Appus is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Appus | Kuwait, United Arab Emirates, Oman, India, Saudi Arabia |