| Surname | Spouses |
|---|---|
|
O'Connell
|
1 |
|
O'Neill
|
2 |
|
Obbarius
|
1 |
|
Obermann
|
1 |
|
Obkircher
|
1 |
|
Obmann
|
1 |
|
Obolensky
|
5 |
|
Obst
|
4 |
|
Ochel
|
4 |
|
Oekinghaus
|
2 |
|
Oepke
|
2 |
|
Oertel
|
1 |
|
Oesterreich
|
1 |
|
Oestreich
|
3 |
|
Oettel
|
2 |
|
Oettinger
|
1 |
|
Offermann
|
2 |
|
Offmann
|
2 |
|
Ohmann
|
1 |
|
Ohnesorge
|
2 |
|
Okoń
|
1 |
|
Olbrich
|
6 |
|
Oldekop
|
40 |
|
Oldham
|
1 |
|
Olearius
|
69 |
|
Olmos
|
1 |
|
Olofson
|
1 |
|
Olofsson Drake af Introp
|
1 |
|
Olszok
|
2 |
|
Olszowski
|
1 |
|
Olze
|
1 |
|
Onneken
|
1 |
|
Opitz
|
2 |
|
Oppermann
|
7 |
|
Oppitz
|
1 |
|
Ortel
|
2 |
|
Orth
|
4 |
|
Oschatz
|
1 |
|
Osiander
|
12 |
|
Osmer
|
1 |
|
Osterland
|
5 |
|
Osterloh
|
1 |
|
Ostermann
|
2 |
|
Ostermayer
|
1 |
|
Ott
|
3 |
|
Ottmann
|
1 |
|
Ottmannsdorf
|
3 |
|
Otto
|
23 |
|
Otty
|
1 |
|
Oustinov
|
3 |
|
Overkampf
|
1 |
|
Owczarzowna
|
1 |
|
Owens
|
2 |
|
of Caledon
|
1 |
|
Östmann
|
1 |