Catherine Dunn Heller Keating (born September 18, 1950) is an American author, philanthropist, and politician who served as the First Lady of Oklahoma from 1995 to 2003.
During her tenure she organized official ceremonies after the Oklahoma City bombing and ran for the United States House of Representatives in a 2002 special election.
During her tenure she founded the Friends of the Oklahoma Governor's Mansion, Septemberfest, and created the Capitol Christmas Tree Lighting ceremony.
She served on the boards of charities such as the Habitat for Humanity International Women's Build and the National Cowboy and Western Heritage Museum.
[5] She advanced to a run-off alongside John Sullivan, but withdrew from the race citing a desire to not campaign negatively.