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 | Vietnam, United States, Malaysia, Democratic Republic of the Congo, Indonesia |
| جياب | Jordan, Palestinian Territory, Saudi Arabia, Iraq, Yemen |
| Jiab | United States, Myanmar, Malaysia, India, Morocco |
| Giab | Kuwait, Philippines, United States, Malaysia, India |