Annette Curtis Klause nació el 20 de junio de 1953 en Bristol, Inglaterra. Es una escritora, conocida por Besos de sangre (2007). Está casada con Mark Jeffrey Klause desde el 11 de agosto de 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.