Gilbertus
Gilbertus is the name of the following people:
- Gilbertus (Bishop of St. Asaph)
- Gilbert de Aissailly (Gilbertus Assaliensis; † 1183), from 1163 to 1169 the fifth Grand Master of the Order of St. John
- Gilbertus Anglicus (also: Gilbert of England and Gilbertus de Aquila; * around 1180, † around 1250), English medic
- Gilbertus Crispinus OSB (also: Gilbert Crispin, Gislebertus Crispinus; * around 1046, † 1117), Norman theologian and Abbot of Westminster
- Gilbertus Happart († 1653), Dutch missionary
- Gilbert of Poitiers (Gilbert de la Porrée, Gilbert Porreta, Gilbertus Porretanus; † 1155), French scholastic philosopher and theologian; Bishop of Poitiers
- Gilbert Universalis (Gilbertus Universalis; † 1134), Bishop of London