Achternamen
| Achternaam | Aantal |
|---|---|
| Trijen | 1 |
| Trijnes | 1 |
| Trijp, van | 5 |
| Triki | 1 |
| Trillen | 1 |
| Trilli | 1 |
| Trimbach | 3 |
| Trimbos | 2 |
| Trines | 25 |
| Trinidad | 1 |
| Trinus | 1 |
| Trip | 7 |
| Tripels | 8 |
| Trippaers | 1 |
| Trippler | 1 |
| Trips | 8 |
| Trisna | 1 |
| Troadec, le | 1 |
| Troch | 2 |
| Trocker | 1 |
| Troe | 1 |
| Trog | 1 |
| Trogemann | 1 |
| Troijer, de | 1 |
| Troisfontain | 2 |