She married her first cousin, Prince Albert of Prussia by whom she had five surviving children. Albert was unfaithful so they separated in 1845 and she began to live with her coachman. They were faithful and had one child. She is buried with her lover and their son at the Protestant church in Erbach Germany. Her Wikipedia article is here.

Princess Marianne of the Netherlands by Ferdinand Theodor Hildebrandt (Oranje-Nassau Museum - Gravenhage, Holland)

Princess Marianne of the Netherlands by Ferdinand Theodor Hildebrandt (Oranje-Nassau Museum, Gravenhage Netherlands) close up
