Family name แก๊ป (Cap 
, แก๊ป) , all over the world, is a common last name. The surname แก๊ป is habitual in Czechia, where it is quite a common surname, Guatemala, and Uruguay, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Guatemala, Czechia, and France. More frequently, แก๊ป is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cap | Czechia, Guatemala, Egypt, Poland, France |