Baron Omar Rolf von Ehrenfels
Baron Omar Rolf von Ehrenfels (born 28 April 1901 in Prague - died 7 February 1980 in Neckargemünd, Heidelberg, Germany) was a prominent Muslim of Austrian origin.
Christian, Prince-Elect of Denmark
Prince Christian was born at Copenhagen Castle to King Christian IV (1577–1648) and Queen Anne Catherine (1575–1612) of Denmark, Norway, etc. Christian was their second son and the oldest one living, as his elder brother Frederik had died in 1599, less than a year old. As such, his father saw him as the preferable heir to the Danish throne.