Surnames Ducy - Duelfer
- Ducy (5 records)
- Duczkowski (1 records)
- Duczmal (1 records)
- Duczman (1 records)
- Duczynski (2 records)
- Duda (85 records)
- Dudacek (5 records)
- Dudack (4 records)
- Dudak (10 records)
- Dudal (5 records)
- Dudaniec (1 records)
- Dudansky (1 records)
- Dudar (1 records)
- Dudare (2 records)
- Dudarevich (1 records)
- Dudarew (1 records)
- Dudarewossetynski (1 records)
- Dudaroff (1 records)
- Dudaroffhotoff (1 records)
- Dudas (30 records)
- Dudash (16 records)
- Dudasik (2 records)
- Duday (2 records)
- Dudbridge (6 records)
- Duddeck (2 records)
- Dudden (3 records)
- Dudderar (16 records)
- Dudders (1 records)
- Dudding (12 records)
- Duddington (2 records)
- Duddles (6 records)
- Duddleson (4 records)
- Duddlesten (1 records)
- Duddleston (8 records)
- Duddridge (4 records)
- Duddy (40 records)
- Dude (2 records)
- Dudecek (1 records)
- Dudeck (9 records)
- Dudek (69 records)
- Dudel (1 records)
- Dudemaine (1 records)
- Duden (47 records)
- Dudenhoeffe (1 records)
- Dudenhoeffer (3 records)
- Dudensing (2 records)
- Dudenski (3 records)
- Duder (6 records)
- Duderidge (1 records)
- Duderstadt (2 records)
- Dudevoir (2 records)
- Dudevoire (2 records)
- Dudex (1 records)
- Dudey (6 records)
- Dudfield (6 records)
- Dudgeon (79 records)
- Dudiak (2 records)
- Dudich (9 records)
- Dudick (9 records)
- Dudics (2 records)
- Dudik (6 records)
- Dudikoff (2 records)
- Dudinec (2 records)
- Dudinsky (1 records)
- Dudinszky (4 records)
- Dudka (6 records)
- Dudkiewicz (1 records)
- Dudkin (2 records)
- Dudko (3 records)
- Dudl (2 records)
- Dudla (1 records)
- Dudleigh (2 records)
- Dudler (9 records)
- Dudleston (8 records)
- Dudlext (10 records)
- Dudley (1,230 records)
- Dudlin (2 records)
- Dudloff (2 records)
- Dudman (36 records)
- Dudmon (1 records)
- Dudney (38 records)
- Dudnick (7 records)
- Dudnik (2 records)
- Dudnikow (2 records)
- Dudock (2 records)
- Dudoff (2 records)
- Dudoit (4 records)
- Dudol (1 records)
- Dudomaine (1 records)
- Dudon (1 records)
- Dudonis (2 records)
- Dudor (4 records)
- Dudoroff (2 records)
- Dudov (1 records)
- Dudow (1 records)
- Dudowicz (1 records)
- Dudra (4 records)
- Dudrew (1 records)
- Dudrey (3 records)
- Dudrick (1 records)
- Dudrow (5 records)
- Dudschus (8 records)
- Dudson (6 records)
- Duduk (1 records)
- Dudukian (4 records)
- Dudukovich (2 records)
- Dudulec (1 records)
- Dudum (15 records)
- Duduman (1 records)
- Dudune (5 records)
- Duduyan (1 records)
- Dudwick (1 records)
- Dudy (11 records)
- Dudycha (2 records)
- Dudynski (1 records)
- Dudynsky (1 records)
- Dudys (1 records)
- Dudyshiittner (2 records)
- Dudzak (5 records)
- Dudzek (2 records)
- Dudziak (10 records)
- Dudzic (3 records)
- Dudzick (2 records)
- Dudziec (1 records)
- Dudzienski (1 records)
- Dudzik (11 records)
- Dudzinski (3 records)
- Due (67 records)
- Duea (1 records)
- Dueal (2 records)
- Duean (1 records)
- Dueanaz (1 records)
- Duears (5 records)
- Dueball (9 records)
- Duebbe (1 records)
- Duebber (2 records)
- Duebbert (2 records)
- Duebel (5 records)
- Duebendorf (2 records)
- Dueber (11 records)
- Dueberry (1 records)
- Duebner (1 records)
- Duechrass (1 records)
- Dueck (24 records)
- Duecker (12 records)
- Duecks (2 records)
- Duedall (1 records)
- Duede (3 records)
- Duee (1 records)
- Dueease (1 records)
- Duefrene (7 records)
- Duegaw (1 records)
- Dueger (1 records)
- Duehara (1 records)
- Duehart (2 records)
- Duehn (3 records)
- Duehning (3 records)
- Dueholm (3 records)
- Duehr (7 records)
- Duehren (6 records)
- Duehring (9 records)
- Duehrsen (2 records)
- Dueill (2 records)
- Dueirolo (1 records)
- Dueitt (5 records)
- Duek (3 records)
- Dueker (6 records)
- Duel (17 records)
- Duelfer (3 records)