Namen - Orte: O
Surenames - places:
| Namen - Surenames | Ort | Region / Staat | |
|---|---|---|---|
| Oancea | Grabatz | Banat | |
| ...... | Perjamosch | Banat | |
| Oberthier, Obertier | Kleinbetschkerek | Banat | |
| Ollinger | Grabatz | Banat | |
| ...... | Kleinbetschkerek | Banat | |
| ...... | Lenauheim | Banat | |
| ...... | Sackelhausen | Banat | |
| ...... | St. Louis | Missouri | USA |
| Oppenhäuser, Oppenheuser | Saffig, Mayen, Koblenz | Deutschland | Germany |
| ...... | Ulmbach-Neupetsch | Banat | |
| Oppert, Obbert | Lenauheim | Banat | |
| Orthmann, Ortmann | Sackelhausen | Banat | |
| Ortinau, Ortenau | Sackelhausen | Banat | |
| Osten | Lüneburg | Deutschland | Germany |
| ...... | Münstedt, Lahstedt | Deutschland | Germany |
| Osterhaus | Koschmin | Polen | Poland |
| Ott | Großjetscha | Banat | |
| ...... | Kleinbetschkerek | Banat | |
| ...... | Lenauheim | Banat | |
| ...... | Ostern | Banat | |
| ...... | Sackelhausen | Banat | |