Globally, Souvanno (Souvanno 
) is an extremely rare boy's first name. Much less frequently, Souvanno is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Souvanno | Laos, Spain, Canada, United States |
Keohanam, Phiansinh, Phetchanpheng, Inthasane, Sphabmixay, and Luangphasy