Family name Kuntharo (Kuntharo 
) , in the entire world, is a rare cognomen. The cognomen Kuntharo is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kuntharo | Thailand |
Chestha, Nonglak, Nattaphat, Charoenwit, and Chananchida