Annette Curtis Klause was born on 20 June 1953 in Bristol, England, UK. She is a writer, known for Blood and Chocolate (2007). She has been married to Mark Jeffrey Klause since 11 August 1979.
In 1968 when she was fifteen, her radiologist father was invited to Washington, D.C. from England, for a one-year work assignment. The position turned into a permanent job, and the family settled in a Maryland suburb.