Catherine I of Russia Catherine I of Russia Catherine I (, born , later known as Marta Samuilovna Skavronskaya; – ) was the second wife of Peter the Great and Empress of Russia from 1725 until her death. The life of Catherine I was said by Voltaire to be nearly as extraordinary as that of Peter the Great himself. There are no documents that confirm her origins. Said to have been born on 15 April 1684 (o.s. 5 April), she was originally named Marta Helena Skowrońska. Marta was the daughter of Samuel Skowroński (later spelt "Samuil Skavronsky"), a Roman Catholic peasant from the Polish–Lithuanian
Catherine Alekseyevna of Russia him on the throne. Catherine Alekseyevna seems to have been supportive of Westernized reforms of Russia; while Russian princesses were expected to live in seclusion and screen completely from being seen by men, she was evidently seen in public in 1683, as a witness from that year reported how she did not wear the traditional clothes, but dressed in Polish costume and did not wear her hair in traditional braids. In 1698, Catherine was interrogated for potential involvement in the Streltsy Uprising on the tsar Peter the Great, but released after it had been established that she had nothing to