Across the world, Phommahaxay (Phommahaxay 
) is an extremely rare unknown gender first name. Much more prevalently, Phommahaxay is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Phommahaxay | Argentina, France, United States, Laos, Australia |
Soy, Aline, Alain, Allan, Anith, Cyril, Beann, Kayce, Kelly, Patty, Peter, Pheth, Randy, Linda, Jamie, Terry, Neena, Hieng, Vieng, Venus, Monica, Melisa, Alisa, Michel, Micky, Maney, Ann, Bob, Kim, Lam, Joy, Nom, Nyp, Eli, Vou, Mune, Alan, Adam, Kham, Kito, Paul, Lang, Lani, Lina, Eddy, Olay, Manny, Megan, and Sanouk