Alexander I of Russia

Alexander I, nicknamed "the Blessed", was Emperor of Russia from 1801, the first king of Congress Poland from 1815, and the grand duke of Finland from 1809 to his death in 1825. He was the eldest son of Emperor Paul I and Sophie Dorothea of Württemberg.

23 December 1777

Born on the same birth day (23 December): Eugene Record • Giuseppe Tomasi di Lampedusa • Jan Jakob Lodewijk ten Kate • Jo Johnson • Kang Je-gyu • Keiji Muto • Robert Kahn (computer scientist) • Thomas Rohregger • Vicente del Bosque • Wilhelm Hisinger

Born in the same month (December 1777): Du Pré Alexander, 2nd Earl of Caledon • Juliette Récamier