Wiki/Biography. Siegfried Fischbacher was born on 13 June 1939, in Rosenheim, Germany, and Uwe Ludwig Horn was born on 3 October 1944 in Nordenham, Germany. Siegfried and Roy are entertainers and stage magicians, best known for their stage acts that include animals such as white lions. They were the most visited show in Las Vegas from 1990 to 2003,…