Achternamen
| Achternaam | Aantal |
|---|---|
| Thier | 6 |
| Thierens | 1 |
| Thierij | 2 |
| Thiermann | 1 |
| Thiers | 1 |
| Thiery | 3 |
| Thiesen | 9 |
| Thiessen | 25 |
| Thiessens | 3 |
| Thij, ten | 1 |
| Thijert | 1 |
| Thijs | 85 |
| Thijsen | 7 |
| Thijshen | 2 |
| Thijskens | 1 |
| Thijssen | 381 |
| Thijssens | 31 |
| Thijssing | 1 |
| Thijwissen | 2 |
| Thilemans | 1 |
| Thill | 5 |
| Thillart, van den | 2 |
| Thillo, van | 7 |
| Thimister | 8 |
| Thimpont | 1 |