Family name Hammersborg (Hammersborg 
) , around the globe, is a rare last name. The surname Hammersborg is habitual in Norway, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Likewise, Hammersborg is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hammersborg | Norway, United States |
| stig morten hammersborg Norwegian physician, NO (b. 1968) |
|