Costante Tencalla (1593, Bissone[1] - 1646, Warsaw[2]) was a Swiss-Italian architect and sculptor.
[3] He trained in Rome[4][5] and spent his early working life there before going to Poland with his uncle Matteo Castelli, who became Poland's first royal architect.
[6] On Castelli's death he moved back to Italy to work on buildings in Bissone and Lugano.
[7] He then returned to Warsaw as architect to Władysław IV Vasa,[8] who commissioned important buildings from him in Warsaw, Kraków, Leopoli, Gniezno, and Vilnius (Grand Duchy of Lithuania).
[9][10][11]