Worldwide, Douangvilay (Douangvilay 
) is an extremely rare epicene forename. Much more prevalently, Douangvilay is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Douangvilay | Canada, Laos, United States, Thailand |
May, Somphou, Somphet, Amnouay, Brandin, Ketmany, Kithsana, Phanith, Darline, Lymingky, Nittaya, Inpanat, Manychan, Sangvane, Sinaline, Sisavath, Chittala, Bouakhay, Lathsamee, Sudaphone, Chanhthajone, Bounchanh, Michael, Phoukhong, Davone, Souphy, Mai, Kay, Dee, Onh, Mike, Sieu, Sone, Thoy, Tina, Sanya, Sivay, Chome, Papao, Ricky, Gavin, Jason, Naomi, Nevin, Vilay, Xouay, Siphay, Amphay, and Vanthanom