In Berlin on 13 June 1853, she became the second wife of the Prussian prince, who had divorced his wife in 1849. Almost two weeks before the wedding, on 28 May, Rosalie was already created Countess of Hohenau ().
On 13 June 1853 in Berlin, she became the second wife of the Prussian prince who had divorced his first wife in 1849. Just over two weeks before their wedding on 28 May, Rosalie was already made Countess of Hohenau ().