Land-and-seascape watercolor and oil painter Kathryn Dayton was born in Iowa City, Iowa in 1898. She received her B.A. in Art from the University of Iowa and did graduate work at the University of Wisconsin and the Carnegie Institute of Technology. She taught art in Iowa public schools and later, in Madison, Wisconsin where she was President of the Madison Art Guild and married Robert Aurner.
Aurner studied with impressionist artists Charles A. Cumming, Norwood McGilvary, waterolorist and illustrator Barse Miller, painter and educator Hugh Breckenridge, and Classicist Fredrick Tauber. In addition to painting, Aurner was a graphic artist, etcher, writer, and illustrator.
Kathryn moved to the Monterey Peninsula in 1942. She juried into the Carmel Art Association in 1948 and served on the CAA Board for 10 years in the 1950s and 1960s. Her works earned many awards and were exhibited widely. Some of her paintings are held in the collections of the Monterey Museum of Art and the Allen Knight Maritime Museum at Stanton Center in Monterey.