Clarence Griffin Child (March 22, 1864 – September 20, 1948) was an American educator, scholar of medieval literature, and hobbyist mathematician who served as dean of the graduate school of the University of Pennsylvania.

William Spencer Child and Jessie Isabella Davis, Child received his undergraduate education at Trinity College, Connecticut, where he was initiated into Psi Upsilon and elected to Phi Beta Kappa.

[1] He went on to complete a master's degree at Trinity, remaining there briefly afterwards to teach mathematics, which was his long-time hobby.

[1] Child's 1904 translation of Beowulf, published by Houghton Mifflin for reading by children and the general public, was described by the Sewanee Review as of a "literary quality which is rare in work of this character".

[5][6] Child was an assistant editor of the New Worcester's Dictionary, served on the executive committee of the Simplified Spelling Board, and was elected to the American Philosophical Society.