Family name พาณิชย์ (พาณิชย์ 
, Commer 
) , all over the world, is quite a rare cognomen. The last name พาณิชย์ is characteristic of Thailand, where it is a rare surname, Germany, and New Zealand. Not in comparison with a country's population, this name is the most popular in Thailand, Germany, and the United States. Also, พาณิชย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พาณิชย์ | Thailand |
| Commer | Mexico, Canada, France, Germany, United States |