Last name นิลชา (นิลชา 
, Nilcha 
, Nilacha 
) , all over the world, is a very rare surname. The last name นิลชา is habitual in Thailand, where it is a rare surname, and Venezuela, where it is an extremely rare surname. Likewise, นิลชา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| นิลชา | Thailand |
| Nilcha | Philippines, Argentina, Venezuela, Thailand, United States |
| Nilacha | India, France, Thailand, United States |