Surname Havaas (Havaas 
) , all around the world, is a very rare cognomen. The last name Havaas is characteristic of Norway, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Havaas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Havaas | India, United States, Norway |
|
johan havaas Norwegian botanist (1864-1956) (b. 1864) |
|