What is "blixen"

Blixen can refer to the following,

• Baron Bror von Blixen-Finecke, Swedish born African big game hunter, commonly known as Bror Blixen.
• Carlos Blixen, Uruguayan basketball player, Olympic medalist in 1956
• Hans von Blixen-Finecke, (Bror's twin brother) and his son, Hans von Blixen-Finecke, Jr., both Olympic medal winners in equestrian events.
• Hyalmar Blixen, Uruguayan writer
• Karen Blixen, (Bror's wife) Danish born novelist.
• 3318 Blixen a main belt asteroid, named after the novelist.