Karl Emil Georg Gerhard (born Karl Emil Georg Johnson; 14 April 1891 – 22 April 1964) was a Swedish theater director, revue writer and actor. In 1938 he changed his surname to Gerhard and used the pseudonym Karl-Gerhard. . Biography. Karl Emil Georg Johnson was born in Hedvig Eleonora parish in Stockholm, Sweden. He was the son of Frans Emil Jonsson (1861–1917) and Jenny Augusta Jonsdotter (1863–1906). In 1916, he appeared as an actor under the direction of Hjalmar Selander at the Nya Teatern in Gothenburg.
https://en.wikipedia.org/wiki/Karl_Gerhard