Jan Kanty Fontana (1731 - 1800) was an architect, surveyor, and burgrave of the Royal Castle, Warsaw.
[1] He was the son of Józef Fontana and the younger brother of Jakub Fontana.
[2] He was ennobled by King Stanisław August Poniatowski on 9 September 1769 and granted his own coat of arms, Fontana.
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