Maria Leshern von Herzfeld
Maria Pavlovna Leshern von Herzfeld (née Meinhardt; Russian: Мария Павловна Лешерн фон Герцфельд; 1847 – c. 1921) was a Russian Narodnik revolutionary. After an early life of domesticity, she moved to Switzerland with the revolutionary Aleksandr Ivanchin-Pisarev, who would become her husband.
Source: Wikipedia — Maria Leshern von Herzfeld (CC BY-SA 4.0)