Summary from Wikipedia

Bartók was born in the Banatian town of Nagyszentmiklós in the Kingdom of Hungary (present-day Sânnicolau Mare, Romania) on 25 March 1881.[2] On his father's side, the Bartók family was a Hungarian lower noble family, originating from Borsodszirák, Borsod.[3] His paternal grandmother was a Catholic of Bunjevci origin, but considered herself Hungarian.[4] Bartók's father (1855–1888) was also named Béla. Bartók's mother, Paula (née Voit) (1857–1939), spoke[5] Hungarian fluently.[6] A native of Turócszentmárton (present-day Martin, Slovakia), ...