Frank Ely Gaebelein was an American evangelical educator, author, and editor who was the founding headmaster of The Stony Brook School in Long Island, New York. He is the author of more than twenty books, and also served as editor for Our Hope, Christianity Today, and Eternity magazines, style editor for the translation committee of the New International Version of the Bible, and general editor for the 12-volume Expositor's Bible Commentary.

The Stony Brook School is a 7–12 private, Christian, co-educational, college-preparatory boarding and day school in Stony Brook, New York, United States. It was established in 1922 by John Fleming Carson and fellow members of the Stony Brook Assembly. Its founding headmaster was Frank E. Gaebelein.