Last name جياب (Giap 
, جياب 
, Jiab 
) , throughout the world, is a common surname. The last name جياب is characteristic of Malaysia, where it is quite a common surname, Macao, where it is quite a rare surname, and Jordan. Not in comparison with a country's population, it is the most numerous in Malaysia, Vietnam, and Jordan. Much less frequently, جياب is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Giap | Indonesia, Democratic Republic of the Congo, Vietnam, Malaysia, United States |
| جياب | Yemen, Palestinian Territory, Jordan, Iraq, Saudi Arabia |
| Jiab | Myanmar, Morocco, India, Malaysia, United States |
| Giab | Philippines, Kuwait, India, Malaysia, United States |