Countess Elsa-Marianne von Rosen (21 April 1924 – 7 September 2014) was a Swedish ballet dancer, choreographer and actress.

[2] She was the daughter of the artist Count Reinhold von Rosen and Elisabeth Österyd, his first wife.

[3] A year after her birth, the family moved into Åkerö Manor, a lakeside castle in Södermanland.

[2] Von Rosen was educated at home by a governess and, later, attended a parish school.

[2] In 1934, she and her sister moved to their grandparents' home in Stockholm so that they could attend Anna Ahlström's School for Girls.