Family name จ้า (Cha 
, จ้า) , in all the world, is a widespread last name. The family name จ้า is habitual in Algeria, where it is quite a common surname, Cayman Islands, and Hong Kong (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, Algeria, and India. Much less frequently, จ้า is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cha | China, Indonesia, Algeria, United States, India |