Maximilian I.
Maximilian I. designates the following persons:
- Maximilian I (HRR) (1459–1519), Holy Roman Emperor
- Maximilian I (Bavaria) (1573–1651), Elector of Bavaria
- Maximilian (Hohenzollern-Sigmaringen) (1636–1689), Prince of Hohenzollern-Sigmaringen
- Maximilian I Joseph (Bavaria) (1756–1825), King of Bavaria, before that Duke, Count Palatine, Elector Maximilian IV.
- Maximilian I (Mexico) (1832–1867), Archduke Ferdinand Maximilian of Austria, Emperor of Mexico