| Main index | Contents of Onomastikon |
| Bynames | Surnames derived from nicknames |
| Localities | Surnames derived from placenames |
| Tradenames | Surnames derived from professions |
| Patronymics | Surnames derived from male first names |
| Matronymics | Surnames derived from female first names |
| Old English | Surnames derived from Early English personal names |
| Top 50 | Most common surnames in England and Wales |