Last name สิฆะวณิชพงศ์ (สิฆะวณิชพงศ์ 
) , around the globe, is an extremely rare cognomen. The surname สิฆะวณิชพงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| สิฆะวณิชพงศ์ | Thailand |