Lloyd L. Cullimore (1895-1986) was a physician and politician in Utah.

Lloyd L. Cullimore was born on December 10, 1895, in Lindon, Utah, to Albert and Luella Keetch Cullimore. After serving an LDS mission, Cullimore attended the University of Utah where he earned a Bachelor of Science degree. In 1920, he married Odessa Allred in the Salt Lake Temple. He earned his medical degree in 1925, and opened a private practice in Provo, Utah in 1928, and specialized in maternity welfare. He founded the Student Health Program at Brigham Young University, where he taught from 1927-1949.

In the fall of 1957, Cullimore was elected a city councilman in Provo, Utah, and in 1959 he became mayor of that same city until 1961. While mayor, Cullimore was appointed to the national civic committee of the "People-to-People Program" organized by former President Dwight D. Eisenhower. He was also deeply involved in the Chamber of Commerce in Provo, Utah, where he served as president twice. Lloyd L. Cullimore died on September 24, 1986 and was buried in the Provo City Cemetery.