When Clifford Andrew Conn was born on 28 December 1900, in Newton, Jasper, Iowa, United States, his father, John Lindsay Conn, was 29 and his mother, Harriet Snodgrass, was 26. He married Hilda Lucille Gunsaulus on 2 February 1924, in Newton, Jasper, Iowa, United States. He lived in Jasper, Iowa, United States in 1905 and Newton Township, Jasper, Iowa, United States in 1940. He died in April 1961, in Newton, Jasper, Iowa, United States, at the age of 60, and was buried in Newton Union Cemetery, Newton, Jasper, Iowa, United States.
Scottish and Irish (Armagh, Derry): back-formation from Mac Coinn ‘son of Conn’, the early Gaelic personal name usually interpreted as ‘reason, wisdom’ or ‘head, chieftain’; its genitive in surnames is Coinn[e], see Quinn .
Irish: shortened form of McConn .