- Gaddi, Luigi1
- Galeazzo Maria Sforza, Duke of Milan, 1444-14761
- García, Gómez1
- Gaspero, Domenico di1
- Gematria1
- Geography, Ancient1
- Gerardo, Papi di1
- Geri, Geri di1
- Geri, Giovanni di1
- German literature1
- Germany--Bavaria1
- Germany--Mainz (Rhineland-Palatinate)1
- Germany--Regensburg Region1
- Gertrude, of Nivelles, Saint, 626-6591
- Gharofani, Jacopo1
- Ghaznawī, Aḥmad, -1196 or 1197. Muqaddimat al-Ghaznawī1
- Gherardi, Bernardo1
- Gherardi, Gherardo, 1891-19491
- Gherardini, Giorgio de'1
- Gherardo, Lena di1