Fredberg is the name of an old noble family from Himmerland in Denmark. The earliest known ancestor is one Jens Jensen Fredberg who received his patent of nobility from Christian I of Denmark in 1450. Nobility. The noble family Fredberg whose descendants have long been living in the areas surrounding Himmerland, can be traced back to the noble man Jens Jensen Fredberg. In 1450 Jens Jensen Fredberg received his title of nobility from Christian I of Denmark and his estate was later inherited by his descendants.
https://en.wikipedia.org/wiki/Fredberg