Charles Franklin Reaugh (December 29, 1860 – May 6, 1945), known as Frank Reaugh, was an American artist, photographer, inventor, patron of the arts, and teacher, who was called the "Dean of Texas Painters". Born and raised in Illinois, he moved as a teenage years with his relations to Texas. There he developed an art career devoted to portraying Texas Longhorns, and the animals and landscapes of the gigantic regions of the Great Plains and the American Southwest. He worked in both pastels and oil paints and was a prolific artist, producing greater than 7,000 known works. He was swift in the Society of Western Artists.