Together with his brother Andrzej Stanisław Załuski he was raised by their uncles (Andrzej Chryzostom Załuski, bishop of Warmia, and Ludwik Załuski, bishop of Płock).
Together with his sibling Andrzej Stanisław Załuski, they were brought up by their paternal uncles (Andrzej Chryzostom Załuski, bishop of Warmia, and Ludwik Załuski, bishop of Płock).