Prince Erik, Count of Rosenborg was a Danish prince. He was born in Copenhagen, a son of Prince Valdemar of Denmark and Princess Marie of Orléans.
The Yellow Palace, Copenhagen: Prince Erik's childhood home
Prince Erik in 1916
Princess Marie of Orléans was a French princess by birth and a Danish princess by marriage to Prince Valdemar. She was politically active by the standards of her day.
The monument at Langelinie, Copenhagen