Heiress Maria of the Duchies of Galicia (1323 – 1341) was wife to George II of Halych and sister to Leo II of Halych and Andrew of Halych, daughter of George I of Halych. She assisted her husband king Boleslaus George II of Halych in ruling Galicia
In 1323 her brother's Andrew of Galicia and Volynia and Lev II of Lutsk were killed, and she and her niece, Eufemia, Heiress of Volynia-Lutsk, inherited the lands. She was daughter of King George I of Galicia (1252-1301-1308) and his second wife, Eufemia of Kujavia (d. 1308), and was married to Boleslaus George II of Halych (d. 1341). Her grandfather, Leo of Halych, had been king of Galicia 1269-1301 and he moved his capital from Galich (Halicz) to the newly founded city of Lvov (Lwow, Lemberg). She lived (before -1293-1341)