Elizabeth Ann Britton Harding Blaesing (October 22, 1919 – November 17, 2005) was the daughter of Warren G. Harding, the 29th President of the United States, and his mistress, Nan Britton. Harding and Britton, who each lived in Marion, Ohio, began their affair when he was a U.S. senator and it continued until his sudden death during his presidency.