Family name คงสินทรัพย์ (คงสินทรัพย์ 
, Kongsinsap 
) , all over the world, is a very rare last name. The cognomen คงสินทรัพย์ is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| คงสินทรัพย์ | Thailand |
| Kongsinsap | United States, Thailand |