Frank Eugene Lutz (September 15, 1879 – November 27, 1943) was an American entomologist.

[1][2] He was resident investigator at the Carnegie Institution's new Station for Experimental Evolution at Cold Spring Harbor, Long Island, New York from 1904 to 1909 where he did genetic studies of Drosophila.

[3] Dr Frank Lutz pioneered the first nature trail in the United States.

[1] He made numerous contributions to the scientific journals on the subjects variation, heredity, assortive mating and entomology.

He wrote Field Book of Insects published in 1917 illustrated in the main by Edna Libby Beutenmüller.