This noble family traces its origins to the territorial County of Gniezno in the Voivodeship of Greater Poland. There in the administrative district of Gmina Witkowo is the village of Chłądowo. In 1692 Chłądowo (at the time called Chłędowo)was owned by the Chłędowski family. This branch of the family belongs to the Gryf Clan.

Seweryn Chłędowski, a prominent member of the family purchased the estates of Wietrzno in the Kingdom of Galicia and Lodomeria

Kingdom of Galicia and Lodomeria

The Kingdom of Galicia and Lodomeria was a crownland of the Habsburg Monarchy, the Austrian Empire, and Austria–Hungary from 1772 to 1918 .This historical region in eastern Central Europe is currently divided between Poland and Ukraine...

 in 1810. From this branch Freiher Adam von Chłędowski of the Bończa

Boncza

Bończa may refer to the following places:*Bończa, Greater Poland Voivodeship *Bończa, Lublin Voivodeship *Bończa, Masovian Voivodeship...

 Clan married Ida Pfaff von Pfaffenhofen, the adopted daughter of Count Franz Simon Pfaff von Pfaffenhofen (1753–1840). From this marriage issued 2 sons Ludwig and Casimir, who received from Emperor Francis Joseph I the hereditary title of Baron and the right to use the name Chłędowski von Pfaffenhofen.

Notable members

• Barons Ludwig and Kazimierz Chłędowski von Pfaffenhofen, Hereditary Baronial Grant (1885) Permission to Quarter Boncza Clan arms with Pfaffenhofen family arms.
• Walenty Chłędowski - Poet, writer, editor
• Adam Tomasz Chłędowski - Historian and writer
• Kazimierz Chłędowski- Governor of Galicia (October 2, 1899 – January 18, 1900)
• Maria Pomezańska z Chłędowskich - Painter, writer, and historian
• Captain Stephen T. Chledowski - Military Officer, Poet, Knight of the Sovereign Military Order of Malta