Baroness Karen Christenze von Blixen-Finecke (born Dinesen; 17 April 1885 – 7 September 1962) was a Danish author who wrote works in Danish and English. She is also known under her pen names Isak Dinesen, used in English-speaking countries, Tania Blixen, used in German-speaking countries, Osceola, and Pierre Andrézel.

Blixen is best known for Out of Africa, an account of her life while living in Kenya, and for one of her stories, Babette's Feast, both of which have been adapted into Academy Award-winning motion pictures. She is also noted, particularly in Denmark, for her Seven Gothic Tales.

Blixen was considered several times for the Nobel Prize in Literature.