Achternamen
| Achternaam | Aantal |
|---|---|
| Treppels | 1 |
| Trésignies | 1 |
| Tresper | 3 |
| Tresy | 1 |
| Treuen | 5 |
| Treuren | 1 |
| Treuttens | 1 |
| Treven | 1 |
| Tribanek | 1 |
| Tribels | 3 |
| Tricht, van | 1 |
| Triebel | 1 |
| Triebels | 12 |
| Trieckels | 1 |
| Triekels | 7 |
| Triempont | 1 |
| Trienekens | 36 |
| Trienen | 3 |
| Trienes | 3 |
| Triepels | 54 |
| Trier, van | 3 |
| Trieschnigg | 1 |
| Triffterer | 1 |
| Trigt, van | 6 |
| Trijbels | 13 |