Surname سيوال (Sewall 
, سيوال 
, Sywal 
) , around the globe, is quite a rare last name. The surname سيوال is habitual in the United States, where it is a rare surname, Sweden, and Canada. Very seldom, سيوال is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sewall | Israel, United Kingdom, Canada, United States, Sweden |
| سيوال | Iraq |
| Sywal | Malaysia, India, United States |