Frey is a surname of German origin, from the Middle High German word "vri," meaning "free," and as a name, it referred to a free man, as opposed to a bondsman or serf in the feudal system.
[1][2] Other variations include Freyr, Freyer, Freyda, Freyman, Freyberg, Freystein, Fray, Frayr, Frayda, Frayberg, Frayman, Freeman.
Frei, Frey, Fray, Frej or Freij is the surname of the following people