Cognomen กัญญชัญญณัฏฐ์ (กัญญชัญญณัฏฐ์ 
) , all around the world, is an extremely rare last name. The cognomen กัญญชัญญณัฏฐ์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| กัญญชัญญณัฏฐ์ | Thailand |