Jan Chryzostom Piłsudski (1760–1837) (Piłsudski coat of arms), was a Lithuania nobleman and landowner, Chamberlain of the Duchy of Samogitia, Marshal of the Nobility for the District of Telšiai, member of The Great Sejm,[1] sub-prefect of the Provisional Government of Lithuania for the area of Telšiai[2] and ancestor of Romanas Chodakauskas, Sofija Smetonienė, Tadas Chodakauskas and Jadvyga Tūbelienė.

[3] His father was Franciszek Piłsudski (1713–1791), Podczaszy (Deputy Cup Bearer), member of Parliament in 1758 and receiver of the Order of Saint Stanislaus (1779) and the Great Cross of Divine Providence.

Jan was Chamberlain of the Duchy of Samogitia (probably under Michał Giełgud (1795–1808)), Marshal of the Nobility for the District of Telšiai, member of The Great Sejm[1] and receiver of the Order of St  Stanislas.

[8] In 1812, Jan Piłsudski was appointed Sub-prefect of the Provisional Government of Lithuania for the area of Telšiai by Napoléon Bonaparte.

[2] The appointment lasted less than a year as Napoléon and his Grande Armée were driven out of Russia and Lithuania before the end of 1812.

Jan Chryzostom Piłsudski owned Pajūralis, Šilalė, Čiobiškis Aukštieji Gelgaudiškiai, Laukuva and other manors.