Surname Семгали (Семгали 
, Semgali 
) , across the world, is an extremely rare family name. Much more frequently, Семгали is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Семгали | Kazakhstan, Russia |
| Semgali | Nigeria |
Канаев, Бекбулатов, and Амиргалиев