Surname Horstad (Horstad 
) , all around the world, is a rare family name. The last name Horstad is habitual in Norway, where it is quite a rare surname, the United States, where it is an extremely rare surname, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Horstad | Brazil, United States, Norway |
| sveno horstad author (18th century) (b. 1701) |
|