| Surname | Individuals |
|---|---|
|
O'Dell
|
3 |
|
Obermark
|
2 |
|
Obier
|
4 |
|
Obron
|
1 |
|
Obst
|
3 |
|
Oehlschlaeger
|
1 |
|
Oehlschläger
|
2 |
|
Oelke
|
1 |
|
Oelschlaeger
|
13 |
|
Oelschläger
|
4 |
|
Oger
|
14 |
|
Ogier de Baulny
|
3 |
|
Ohlendorf
|
1 |
|
Ohlsen
|
1 |
|
Ohm
|
3 |
|
Ohmer
|
1 |
|
Öke
|
1 |
|
Oklitz
|
2 |
|
Ola
|
1 |
|
Olachowski
|
1 |
|
Olivier
|
6 |
|
Ollivier
|
2 |
|
Oltersdorf
|
2 |
|
Olzog
|
10 |
|
Omer
|
3 |
|
Omont
|
1 |
|
Oms
|
2 |
|
Onezorgin
|
2 |
|
Oraczewska
|
1 |
|
ORDRONNEAU
|
1 |
|
ORGNARD
|
1 |
|
Orillard
|
1 |
|
Orry
|
1 |
|
Ortiz
|
1 |
|
Orvain
|
2 |
|
Ory
|
8 |
|
Osborn
|
2 |
|
Osinska
|
1 |
|
Osorowski
|
1 |
|
Osteen
|
1 |
|
Osterhout
|
1 |
|
Osterwald
|
3 |
|
Ostwald
|
1 |
|
Otte
|
1 |
|
Otto
|
14 |
|
Ottosen
|
6 |
|
Ourir
|
1 |
|
Ouvrard
|
22 |
|
Ouvry
|
1 |
|
Owczarek
|
1 |
|
Oyer
|
1 |
|
Ozout
|
2 |
