 Among the best-known members of the family were Gothard Jan Tyzenhaus, the Voivode of Dorpat (1634–1640), Constantine Tyzenhaus (1786–1853), ornitologist, and Antoni Tyzenhaus (1733–1785), the manager of royal property during the reign of Stanisław August Poniatowski.Antoni built Tyzenhaus Palace in Vilnius, Lithuania.In Rokiškis, northern Lithuania, the family also built neogothic church of St. Matthias and a palace, which houses Rokiškis Regional Museum.