Kelton is a surname. Notable people with the surname include:
Aaron Kelton (born 1974), American college football coach. Allan C. Kelton (1864–1928), American officer serving in the United States Marine Corps during the Spanish–American War Arthur Kelton, (d.1549/1550), British author who wrote in rhyme about Welsh history David Kelton (born 1979), former Major League Baseball player Elmer Kelton (1926–2009), American journalist and writer Fay Kelton, retired Australian stage, radio and television actress Flora Kelton (1925–2003), New Zealand artist and sculptor Gene Kelton (1953–2010), American guitarist, harmonica player, and singer-songwriter James Kelton Jr. (died 1844), American politician from Pennsylvania John C. Kelton (1828–1893), American officer in the United States Army John G. Kelton, Canadian hematologist and the past Dean of the McMaster University Medical School Kevin Kelton (born 1956), former American television writer Mark Kelton, former American senior executive of the Central Intelligence Agency Pert Kelton, (1907–1968), American vaudeville, movie, radio and television actress. Robert Kelton (1908–1996), American blues guitarist and banjo player Roy Kelton Orbison (1936–1988), American singer-songwriter Stephanie Kelton (born 1969), female American economist and Professor of Public Policy and Economics