She was raised under the supervision of the royal governess
Karen Sehested. Christiane was engaged by her father with the noble
Hannibal Sehested,
Viceroy of Norway, in 1636. She was married under great festivities in
Copenhagen in 1642. She left for Norway with her spouse and lived with him in
Akershus fortress in
Oslo. Her father died in 1648. In 1651, her husband lost his position, and she was called to Copenhagen to sign a statement in which her spouse was deprived of his Norwegian estates. She also lost her status as countess. Her relationship with Sehested, and her siblings was not close, and in 1651–1658, she lived alone in poverty in
Hamburg. She returned to Denmark in 1658 to side with
the invading Swedes with her spouse to avenge the loss of her status; they joined the Swedish camp outside the sieged Danish capital. In 1660, Sehested regained the trust of the court, and in 1662, she was given back her personal status as countess. In 1666, she was widowed and retired to her estates. She is known to have written several folk songs. ==Ancestry==