Shamordino Convent, Orthodox monastery in Shamordino, Russia

The Convent of St. Ambrose and Our Lady of Kazan is a stauropegial Russian Orthodox convent in Shamordino, Kaluga Oblast, on the Seryona River 12 km from Optina Monastery. Its red-brick Russian Revival buildings, designed by Sergey Sherwood and Roman Klein, include the Kazan Cathedral, which holds up to 5,000 worshippers, and a refectory by Roman Klein. The main two-story building has white window surrounds, a steep grey metal roof, and a taller block with a tent roof and cupola; black onion domes with crosses rise above, and a round tower with a conical roof stands before the facade.

The Kazan women's community was established in 1884 on the estate of the late Klyuchareva, and Sofia Bolotova became its first abbess after being tonsured by Saint Ambrose of Optina. It was raised to the status of a monastery on 8 July 1901. The Soviets closed it in March 1923; Patriarch Pimen signed the decree reviving it on 3 May 1990, and the church was consecrated on 27 May 1990.

The convent's name honours the Kazan Icon of the Mother of God and Saint Ambrose of Optina, who blessed its founding. Its sisterhood included Maria Tolstaya, Leo Tolstoy's sister, who took monastic vows here and died in 1910. The convent is stauropegial, directly under the Moscow Patriarchate.

The convent stands on the Seryona River, 12 km north of Optina Monastery, near the village of Shamordino in Kaluga Oblast. Visitors reach it by road from Kozelsk. The grounds are an active stauropegial convent, so modest dress and quiet behaviour are expected; the churches and the cemetery are the parts open to pilgrims.

Maria Nikolaevna Tolstaya, Leo Tolstoy's sister, spent her final years here as Schema-nun Maria and is buried in the monastery cemetery. Tolstoy himself visited her shortly before his death, linking this place to a turning point in his spiritual life.