Katherine Kennicott Davis (June 25, 1892 – April 20, 1980) was an American composer, pianist, arranger, and teacher, whose most well-known composition is the Christmas song "Carol of the Drum," later known as "The Little Drummer Boy".

She graduated from St. Joseph High School in 1910, and studied music at Wellesley College in Massachusetts.

[2] She left all of the royalties and proceeds from her compositions, which include operas, choruses, children's operettas, cantatas, piano and organ pieces, and songs, to Wellesley College's Music Department.

She was actively involved in The Concord Series, multiple-volume set of music and books for educational purposes.

[citation needed] She wrote "The Little Drummer Boy" (originally titled "The Carol of the Drum"), in 1941.