Jan Kanty Ignacy Maszkowski (1794–1865) was a Polish painter; known for portraits, history and genre paintings.

A local landowner named Jozef Levitzky took note and helped him enroll in the School of Drawing at the University of Lviv, where he studied from 1813 to 1818, under the pastellist, Józef Buisset (1776-1832).

This was followed by studies in Rome, at the Accademia di San Luca, While there, he also visited Naples, Florence and Venice.

Once there, he focused on painting portraits and genre scenes in Volhynia and Podolia, and had his own workshop in Dubno.

His pupils included Artur Grottger, Juliusz Kossak, Feliks Jan Szczęsny Morawski, Aleksander Raczyński, Henryk Rodakowski,[1] Stanisław Tarnowski,[2] Franciszek Tepa, and his son Marceli Maszkowski [pl].