Jack Sendak (July 20, 1923 – February 3, 1995) was a children's literatureauthor. He is the brother of Maurice Sendak and the son of Philip Sendak. He served in the U.S. Army during the Second World War, and later worked for Emerson Radio and Television and the U.S. Postal Service. Two of his books, Circus Girl (1957) and The Happy Rain (1956), were illustrated by Maurice. His 1971 book The Magic Tears won the Children's Book Showcase award.