Date de naissance : 1725
Date de décès : 1727
Enfant : Romanova Anna Petrovna
Enfant : Romanova Elizaveta Petrovna
Remarque : Catherine I (Marta Samuilovna Skavronsky, married to Cruz; after the adoption of Orthodoxy, Catherine Alekseevna Mikhailova; April 5 [15], 1684 - May 6 [17], 1727) - Russian Empress since 1721 (as the wife of the reigning emperor), since 1725 as the ruling sovereign; second wife of Peter I, mother of Empress Elizabeth Petrovna.