Cagle is an American surname resulting from the Anglicization of the German surname Kegel. Notable people with the surname include:A. M. Cagle (1884–1968), American composer Brett Cagle, American religious leader Casey Cagle, American politician Chris Cagle, American country music singer Chris Cagle (1905–1942), American football player Daryl Cagle, American cartoonist Harold Cagle (1913–1977), American athlete Mary Cagle, American webcomic artist Myrtle Cagle (1925–2019), American pilot and part of Mercury 13 Sandy Cagle, American model Susan Justice, American pop-rock singer Susie Cagle, American journalist/cartoonist, daughter of Daryl Valerie Cagle, American softball player Will Cagle (1938–2025), American racing driver Yvonne Cagle, American astronaut