Elroy Simon "Guck" Guckert (May 17, 1900 – September 3, 1940) was an American football and basketball coach, college athletics administrator, and professor. He served as the head football coach at Hillsdale College in Hillsdale, Michigan from 1925 to 1926, compiling a record of 8–6–2. He was head basketball coach at Hillsdale for the 1925–26 season, tallying a mark of 5–9. Guckert was also Hilldale's athletic director and a professor of economics before leaving the school in February 1927 to attend Columbia University.