Isaac Kelley Beckes (September 19, 1909 – July 13, 1988) was the president of Vincennes University from 1950 to 1980. Before going to Vincennes he was the executive secretary of the United Christian Youth Movement. He is considered one of the initial leaders of a nationwide educational movement to add occupational programs alongside college transfer programs at two-year post-secondary institutions. He was also the first president of a two-year college to gain an exemption from the North American Interfraternity Conference and have national fraternities established at his school.