Quaerere per praefixa
- Gilbertus
- Gilbertus Agustoni
- Gilbertus Baderonis filius
- Gilbertus Baker
- Gilbertus Carlton Walker
- Gilbertus Diendéré
- Gilbertus Foliot
- Gilbertus G. Groud
- Gilbertus Govi
- Gilbertus Keith Chesterton
- Gilbertus Lee O’Daniel
- Gilbertus Marescallus (comes IV Penbrochiae)
- Gilbertus Pontecorvo
- Gilbertus Ryle
- Gilbertus Sheldon
- Gilbertus Silva
- Gilbertus Thomas Burnett
- Gilbertus White