| Surname | Spouses |
|---|---|
|
O'Donavan
|
1 |
|
Oberhaus
|
33 |
|
Oberhellmann
|
1 |
|
Oberle
|
4 |
|
Obermann
|
14 |
|
Ochsenkopf
|
4 |
|
Odenwald
|
2 |
|
Offer
|
1 |
|
Olafsson
|
1 |
|
Opfermann
|
1 |
|
Oppermann
|
1 |
|
Oster
|
3 |
|
Ostermeyer
|
1 |
|
Ostheimer
|
1 |
|
Oswald
|
1 |
|
Ott
|
5 |
|
Otterbein
|
2 |
|
Otterstätter
|
23 |
|
Otto
|
1 |