Worldwide, Sisomphone (Sisomphone 
) is a very rare gender-neutral first name. The first name Sisomphone is habitual in Northern America, particularly the United States, where it is an extremely rare gender-neutral name. Likewise, Sisomphone is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sisomphone | Canada, Myanmar, Laos, United States, Thailand |
| sisomphone vongpharkdy Laotian athlete, LA (b. 1977) |
|