Last name ธนะพงศ์สาร (ธนะพงศ์สาร 
) , across the world, is an extremely rare cognomen. The last name ธนะพงศ์สาร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ธนะพงศ์สาร | Thailand |