Last name Schaff-Haas (Schaff-Haas 
) , in all the world, is an extremely rare cognomen. The surname Schaff-Haas is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Schaff, and a last name Haas.
| VARIANT | COUNTRY |
|---|---|
| Schaff-Haas | United States |