In the 16th century, Kavarskas and the surrounding area belonged to nobles Astikai, later – Ogiński (Oginskiai), Tyszkiewicz (Tiškevičiai), and Siesickiai.
•
As he had no successors, the estate was inherited by his brother, Andrius Kovarskis, the canon of the Vilnius Cathedral.
Places named Tyszkiewicz Palace, "former Tyszkiewicz Palace", Tiškevičiai Palace, and other historical properties of the family are located in Warsaw, Kraków and Vilnius, as well as in numerous towns of modern Poland, Belarus, Lithuania and Ukraine (in Palanga, Kretinga, Lahojsk, Raudondvaris, Berdychiv, Biržai, Kavarskas, Deltuva, Trakai, Lentvaris, Seredžius, etc.)