Jadwiga Maria Kinga Bal (Balowa) of Zaleszczyki, née Brunicka (26 July 1879 – 1 January 1955) was a Polish baroness and a lifelong muse of Jacek Malczewski, considered Poland's national painter.

She served as the live model for a series of his symbolic portrayals of women, as well as nude studies and mythological beings.

[3] A descendant of a Jewish family from Bavaria, her father carried the title of baron received in 1813.

[4] In 1898 Maria Brunicka married Stanisław Jakub Bal, a land-owner who was nine years older.

[6] From about 1904 to the outbreak of World War I, Maria had an affair with the painter Jacek Malczewski who was 25 years her senior; elected Rector of the Academy of Fine Arts in 1912.

[4] Maria Bal had met the artist Jacek Malczewski around 1904 while living in Kraków, after her first marriage had come to an end.