Duke Carl Alexander of Württemberg
Duke Carl Gregor of Mecklenburg
Duke Carl Michael Borwin Georg Friedrich Franz Hubertus Maria of Mecklenburg
Duke Carl Theodor Philipp Maria Max Emanuel
Duke Carlisle
Duke Carmel
Duke Castiglione
Duke Charles Louis Frederick of Mecklenburg
Duke Charles of Mecklenburg
Duke Cheng of Jin
Duke Cheng of Lu
Duke Cheng of Qi
Duke Cheng of Qin
Duke Christian Louis of Mecklenburg
Duke Christian of Oldenburg
Duke Chu of Jin
Duke Clement Francis of Bavaria
Duke Conover
Duke Constantine Petrovich of Oldenburg
Duke Cullen
Duke Cunningham
Duke Czlonka
Duke Da God
Duke Daly
Duke Dam
Duke Danger
Duke Dao of Cao
Duke Dao of Jin
Duke Dao of Qi
Duke Dao of Qin
Duke DaRe
Duke Davis
Duke De of Qin
Duke Decter
Duke Deniro
Duke Dennis
Duke Ding of Jin
Duke Ding of Qi
Duke Dinsmore
Duke Dlouhy
Duke Dobing
Duke Doyle
Duke Droese
Duke Dumont
Duke DuVall
Duke Eberhard Alois Nikolaus Heinrich Johannes Maria
Duke Elimar of Oldenburg
Duke Ellington
Duke Ellington feat. Louis Armstrong
Duke Erickson
Duke Erikson
Duke Ernest Gottlob of Mecklenburg
Duke Ernsberger
Duke Ernst Gottlob Albert of Mecklenburg
Duke Esper
Duke Eugen of Württemberg
Duke Everts
Duke Faeger
Duke Faglier
Duke Farrell
Duke Fenady
Duke Ferdinand of Brunswick-Wolfenbüttel
Duke Fergerson
Duke Fightmaster
Duke Fishman
Duke Francis Henry of Saxe-Lauenburg
Duke Franz Joseph in Bavaria
Duke Frederick of Saxe-Altenburg
Duke Frederick of Saxe-Weimar
Duke Friedrich August of Oldenburg
Duke Friedrich of Württemberg
Duke Gaiduald of Brescia
Duke Garrett
Duke Garwood
Duke Georg Alexander Michael Heinrich Ernst Franz Ferdinand Maria of Mecklenburg
Duke George Alexander of Mecklenburg
Duke George Augustus of Mecklenburg
Duke George of Oldenburg
Duke Gillespie
Duke Givens
Duke Goldstone
Duke Gong of Cao
Duke Gong of Qin
Duke Gordon
Duke Green
Duke Greenhill
Duke Groner
Duke Gui of Qi
Duke Harris
Duke Hashimoto
Duke Hayward
Duke Henderson
Duke Hendrix
Duke Henry of Mecklenburg-Schwerin
Duke Hobbie
