Alexius

In the 1911 Encyclopædia Britannica
 * (1048–1118), emperor of Byzantine Empire
 * Comnenus (1167–1183), emperor of Byzantine Empire
 * Angelus (r. 1195–1203), emperor of Byzantine Empire
 * (r. 1203–1204), emperor of Byzantine Empire
 * Ducas Murtzuphlos (r. 1204), emperor of Byzantine Empire
 * (1629–1676), tsar of Muscovy
 * (1690–1718), tsarevich of Russia