Ruth St. Denis, American dancer and educator (died 1968)

Ruth St. Denis was an American pioneer of modern dance, introducing eastern ideas into the art and paving the way for other women in dance. She was inspired by the Delsarte advocate Genevieve Stebbins. St. Denis was the co-founder in 1915 of the American Denishawn School of Dancing and Related Arts. She taught notable performers including Martha Graham and Doris Humphrey. In 1938, she founded the pioneering dance program at Adelphi University. She published several articles on spiritual dance and the mysticism of the body.

January 20 is the 20th day of the year in the Gregorian calendar; 345 days remain until the end of the year.