Surname หงส์วณิชย์กุล (หงส์วณิชย์กุล 
) , worldwide, is an extremely rare cognomen. The last name หงส์วณิชย์กุล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| หงส์วณิชย์กุล | Thailand |