According to a legend, the family traced its origins to the 12th century magnate, Sieciech,[1] or even to some older individuals, rumored to be powerful "princes" before Mieszko I created the Polish state.
[3] His son Andrzej Tęczyński (d. 1369), voivode of Kraków, begun the construction of the family's castle, continued by his descendants.
[3] Jan Tęczyński (d. 1405), starost and castellan of Kraków, was also one of the most important advisers to the first King of Poland of the Jagiellon dynasty, Władysław Jagiełło.
[3] The family, recognized during the 14th to mid-17th centuries as one of the most important in Lesser Poland, lost influence after the death of its last male member, Jan Magnus Tęczyński in 1637.
The castle would fall in ruin after being pillaged by the Swedes, looking for rumored treasures of the Tęczyński family, during The Deluge in the mid-17th century.