Family name Romouald (Ромуалд 
, Romouald 
) , in the world, is a very rare cognomen. The surname Romouald is habitual in Eastern Europe, particularly Belarus, where it is a rare surname. Likewise, Romouald is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ромуалд | Belarus, Kazakhstan, Russia, Ukraine |
| Romouald | United States |