Abel S. Rich (1883-1952) was a mayor, Utah state senator, stake president and a mission president for the Church of Jesus Christ of Latter-day Saints in Toronto, Ontario.

Abel Sargent Rich was born September 16, 1883, near Paris, Idaho to Abel G. Rich and Mary Jane Innes. On June 18, 1908, he married Alice Redd in Salt Lake City. They later had six children. After working as an agricultural teacher at the high school in Brigham City, Rich was hired to go across the street from the school to open the second released-time seminary for the Church of Jesus Christ of Latter-day Saints. He continued to work there for thirty-six years, during which time he taught Boyd K. Packer (who later filled a prominent leadership position in the Church) his first seminary class and was serving as principal of the seminary when Packer took a position there as a teacher himself. Rich was elected as mayor of Brigham City, Utah, in 1928 and served until 1930. From 1935 to 1938 Rich served as the mission president of the Canadian mission of the Church. In 1941, he was elected as a Utah state senator representing the 1st Utah Senate District and remained in that position until 1943.

Rich passed away on August 14, 1952.