CONNER: Irish for "desire." Clean and crisp. Relatives: Conners, Connor, O'Conner, O'Connor, Conor. Namesakes: Bart Conner, Jimmy Connors, Cardinal O'Connor.
CONRAD: Old German for "brave counsel." Relatives: Connie, Rad, Konrad, Conroy, Cort. Namesakes: Conrad Aiken, Joseph Conrad.
CONSTANCE: Latin for "faithful." A Puritan virture name that has moved into the mainstream. Relatives: Connie, Constantia, Constanza, Constantine, Constant. Namesakes: Constance Towers, Connie Chung
CONWAY: Welsh for "river." Relative: Conwy. Namesakes: Conway Twitty, Tim Conway.
COOPER: From the Latin for "cask." Not often used as a first name, but it works. Relative: Coop. Namesakes: Gordon Cooper, Cooperstown (N.Y.), "Special Agent Dale Cooper."
CORA: Greek for "maiden." Relatives: Coretta, Corita, Corin, Corina, Coralee, Coralie. Namesakes: Coretta King, Sister Corita.
CORAL: From the Latin for "rock." Namesake: Coral Brown
CORBIN: Old French for "raven." Relatives: Corbett, Corbet, Corby, Corwin, Corwan, Corwyn. Namesake: Corbin Bernsen
CORDELIA: Feminine of Cordell. Also, King Lear's faithful daughter, and the one of the three with the best name. Relatives: Delia, Cordy, Kordelia.
CORDELL: From the Latin for "rope." A little puffed up, but Cord is a nice nickname. Relatives: Cord, Cordas, Cordie, Cordy. Namesake: Cordell Hull.
COREY: Irish for "from the hollow." Relatives: Cory, Corry, Corrie. Namesake: Corey Ames.
CORNELIA: Latin for "horn." Relatives: Cornelius, Cornell, Cornel. Namesakes: Cornelia Guest, Cornel Wilde, Cornelius Vanderbilt, Cornell University.