D.C. D.J. D'Artagnan Da Vinci Dabble Dagger Dagnal Dagney Dagwood Daiquiri Daisy Dakota Dallas Dama Damon Damper Dana Dandelion Dandy Dango Danny Boy Dante Dapper Dar Darby Darius Dawdle Dawson Dax Daylight Daze Deakon Dealer Debit Decker Decoy Deisel Deka Delaware Deli Delian Dell Delos Delphi Delta Demas Demeter Demon Dempsey Denver Desoto Destiny Detective Deuce Dex Dexter Dezoo Di Niro Diablo Diamond Diana Dibble Dickens Dickinson Diddle Dido Diesa Diesel Digger Digi Digit Diglet Dilbert Dill Dimble Dimitri Dimples Dinga Ding-a-ling Dingbat Dingo Dink Dinky Diomedes Dipstick Divit Dixie Dobie Doc Dodger Dometrius Dominik Domino Donation Dono Donut Doobie Doodle Doogie Doonesbury Dorian Dorito Dory Dos Downtown Doxy Dozer Dr. Jekyll Draco Dreamer Drew Dreyfuss Dribbles Driver Drizzle Dromas Drummer Dublin Duchess Dudley Duke Duma Dumpling Dumpster Duncon Dunkin Dural Duroc Duster Dustin Dwindle