Eloise Jarvis McGraw was an American author of children's books and young adult novels. She was awarded the Newbery Honor three times in three different decades, for her novels Moccasin Trail (1952), The Golden Goblet (1962), and The Moorchild (1997). A Really Weird Summer (1977) won an Edgar Award for Best Juvenile Mystery from the Mystery Writers of America.

McGraw had a very strong interest in history, and among the many books she wrote for children are Greensleeves, Pharaoh, The Seventeenth Swap, and Mara, Daughter of the Nile. McGraw also contributed to the Oz series started by L. Frank Baum, writing with her daughter Lauren Lynn McGraw (Wagner) Merry Go Round in Oz (the last of the Oz books issued by Baum's publisher) and The Forbidden Fountain of Oz.