They are not related; in fact, "Kaye" is a pseudonym for both men. Danny's real name at birth was David Daniel Kaminski, and Thorsten's real last name is Kieselbach.
No they are not related.
Danny Kaye was born on January 18, 1913.
Danny kaye sings patter songs
The cast of An Hour with Danny Kaye - 1960 includes: Louis Armstrong as himself Danny Kaye as himself
The Danny Kaye Show was created on 1963-09-25.
According to Hollwood Up Close Danny Kaye was 5' 11".
The cast of The Danny Kaye Show with Lucille Ball - 1962 includes: Lucille Ball as herself Danny Kaye as himself
Danny was 74 when he passed.