Wirydianna Fiszerowa (born Wirydianna Radolińska, using the Leszczyc coat of arms, later Wirydianna Kwilecka) (1761 in Wyszyny - 1826 in Działyń) was a Polish noblewoman best known for her memoirs, which mention her life in pre- and post-partition Poland as well as her relations with prominent people of the time, including King Frederick II of Prussia, Izabela Czartoryska, King Stanisław II Augustus, Józef Poniatowski, Jan Henryk Dąbrowski, and Tadeusz Kościuszko, whom she adored.