Commune/Paroisse : Haguenau [Bas-Rhin] 
| Initiales | Patronymes |
|---|---|
| OB | OBENDANTZ Ã OBSCHLAGER |
| OC | OCKEL Ã OCKERT |
| OD | ODEYER |
| OE | OECHSELL Ã OEXEL |
| OF | OFFENHAUSER Ã OFFNER |
| OG | OGE Ã OGNER |
| OH | OHL Ã OHRESSER |
| OL | OLDENBURGER Ã OLZEN (DE) |
| OM | OMBRE (DES) |
| ON | ONER |
| OP | OPDENACKER Ã OPPERMANN |
| OR | ORBAIN Ã ORTI |
| OS | OSCHWALD Ã OSWALD |
| OT | OTES Ã OTTO |
| OU | OURSIN |