| Familienname | Wappen | |
| Ö |  |  |
| Ob dem Brunnen | | |
| Ob dem Bühl | | |
| Ob dem Turm | | |
| ob Holz | | |
| Ob ten Pühel | | |
| Obeck | | |
| Obenauf | | |
| Obenaus | | |
| Obendbrot | | |
| Obendörfer | | |
| Obendörffer | | |
| Obendrauf | | |
| Obendrauff | | |
| Obendroff | | |
| Obenhauser | | |
| Obenhin | | |
| Obenhusen | | |
| Obenstorf | | |
| Obenthrot | | |
| Obentraut | | |
| Obentrot | | |
| Obenüber | | |
| Obenuf | | |
| Ober | | |
| Ober dem Rhein | | |
| Ober der Bach | | |
| Oberächer | | |
| Oberauer | | |
| Oberawer | | |
| Oberberger | | |
| Oberburg | | |
| Oberdörfer | | |
| Oberegger | | |
| Oberer | | |
| Oberföll | | |
| Oberganter | | |
| Obergfäll | | |
| Obergfell | | |
| Obergföll | | |
| Oberhaimer | | |
| Oberhammer | | |
| Oberhans | | |
| Oberhauser | | |
| Oberhäuser | | |
| Oberheimer | | |
| Oberhof | | |
| Oberhofer | | |
| Oberhuber | | |
| Oberhueber | | |
| Oberhuser | | |
| Oberieter | | |
| Oberkamp | | |
| Oberkampf | | |
| Oberkein | | |
| Oberländer | | |
| Oberle | | |
| Oberlender | | |
| Oberlin | | |
| Oberlinder | | |
| Oberlindober | | |
| Oberly | | |
| Obermair | | |
| Oberman | | |
| Obermann | | |
| Obermeier | | |
| Obermüller | | |
| Obernauer | | |
| Obernburger | | |
| Oberndorfer | | |
| Oberried | | |
| Oberrieden | | |
| Oberrieder | | |
|
|
| Familienname | Wappen | |
| Obersdorfer | | |
| Oberst | | |
| Obersten | | |
| Oberstetter | | |
| Oberstmann | | |
| Oberstorfer | | |
| Oberstorff | | |
| Obert | | |
| Oberth | | |
| Oberthor | | |
| Oberthür | | |
| Oberti | | |
| Obertrater | | |
| Obertratter | | |
| Oberwinder | | |
| Öbesär | | |
| Obeßere | | |
| Obingär | | |
| Obinger | | |
| Obir der Bach | | |
| Oblatenbecker | | |
| Oblater | | |
| Oblayer | | |
| Obleger | | |
| Obleier | | |
| Oblitz | | |
| Oblitze | | |
| Obranmüli | | |
| Obrecht | | |
| Obrecker | | |
| Obrekke | | |
| Obrigheim | | |
| Obrist | | |
| Obrost | | |
| Obrostman | | |
| Obser | | |
| Öbser | | |
| Obsler | | |
| Öbsler | | |
| Obsner | | |
| Obßer | | |
| Öbßer | | |
| Obstler | | |
| Obstner | | |
| Obwegs | | |
| Obwexer | | |
| Occo | | |
| Ochenlach | | |
| Ochs | | |
| Ochse | | |
| Öchselwerd | | |
| Ochsenbach | | |
| Ochsenbeck | | |
| Ochsenbein | | |
| Ochsenberg | | |
| Ochsenbronner | | |
| Ochsenbug | | |
| Ochsenbuog | | |
| Ochsenfahrt | | |
| Ochsenfarth | | |
| Ochsenfelder | | |
| Ochsenfuß | | |
| Ochsenhaupt | | |
| Ochsenhauser | | |
| Ochsenhäuter | | |
| Ochsenhorn | | |
| Ochsenknecht | | |
| Ochsenmaul | | |
| Ochsenmul | | |
| Ochsenreiter | | |
| Ochsenschläger | | |
| Ochsenschlegel | | |
| Ochsenstein | | |
|
|
| Familienname | Wappen | |
| Ochsentreiber | | |
| Ochsentreter | | |
| Ochsentretter | | |
| Ochser | | |
| Öchser | | |
| Ochshausen | | |
| Öchsle | | |
| Öchslein | | |
| Ochsler | | |
| Öchsler | | |
| Öchslin | | |
| Öchslwört | | |
| Öchsner | | |
| Ochßen | | |
| Ochßenberg | | |
| Ockenfuos | | |
| Ockenfuß | | |
| Ocker | | |
| Öcker | | |
| Ockeshusen | | |
| Ocko | | |
| Ockstadt | | |
| Oculus | | |
| Odacker | | |
| Odde | | |
| Oddo | | |
| Ode | | |
| Odeberen | | |
| Odebor | | |
| Odelgard | | |
| Odelgarde | | |
| Odelin | | |
| Ödenacker | | |
| Odenheim | | |
| Odenheimer | | |
| Ödenhofer | | |
| Ödensperg | | |
| Ödenstein | | |
| Ödenstetter | | |
| Odenwälder | | |
| Odenwäller | | |
| Odenweldir | | |
| Odenweller | | |
| Oder | | |
| Öder | | |
| Öderle | | |
| Öderlein | | |
| Öderlin | | |
| Oderman | | |
| Odermann | | |
| Odermatt | | |
| Odernheimer | | |
| Ödgans | | |
| Ödhain | | |
| Odheimer | | |
| Odilie | | |
| Odiliensohn | | |
| Odirman | | |
| Ödle | | |
| Ödlein | | |
| Odratzheim | | |
| Oelshusen | | |
| Oer | | |
| Oest | | |
| Oeste | | |
| Oesten | | |
| Oestendorpe | | |
| Oesterberg | | |
| Oesterberger | | |
| Oeverradt | | |
|
