Worldwide, วงศ์สว่าง (วงศ์สว่าง, Wongsewarith 
, Kongsawang ) is an extremely rare unknown gender forename. Much more frequently, วงศ์สว่าง is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kongsawang, Wongsewarith, Wonghongsa | Thailand |
Rongsawang, Vongsavang, Vongsawang, Wadyuang, Wongchachom, Wongchadaeng, Wongchaeng, Wongchaleaw, Wongchaoom, Wongchuea, Wongdamloeng, Wonghachak, Wonghajak, Wonghajakr, Wonghasadorn, Wonghasan, Wonghawsuk, Wongkaw, Wongkhaison, Wongklung, Wongkongkwae, Wongkongsaeng, Wongkongsang, Wongksaeng, Wongkwahoom, Wongkwang, Wongkwankrom, Wonglaewee, Wonglam, Wonglamom, Wonglangka, Wonglangkar, Wonglasee, Wongleang, Wonglorsaichon, Wonglucha, Wonglueang, Wongluekeat, Wonglueng, Wongolarn, Wongpanngao, Wongpanngaw, Wongpeang, Wongphaety, Wongrawang, Wongrawd, Wongrawung, Wongsachom, Wongsaeng, Wongsaengmoung,