Surname Alf-Karsten (Alf-Karsten 
) , around the globe, is an extremely rare cognomen. Predominantly, Alf-Karsten is the forename as well as the last name. Parts of the name also exists independently as a first name Alf, and a first name Karsten.
| VARIANT | COUNTRY |
|---|---|
| Alf-Karsten | Germany |