Last name Sionta (Sionta 
) , around the world, is a rare family name. The family name Sionta is characteristic of Laos, where it is quite a rare surname, Greece, where it is a rare surname, and Germany, where it is an extremely rare surname. Very seldom, Sionta is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sionta | Laos, Greece, Argentina, Germany, United States |