Barnabás was born in July 1903 in Aranyos. Barnabás' father was János Csáti and his mother was Ágnes Csécsi. His paternal grandparents were ? Csáti and <Unknown>; his maternal grandparents were ? Csécsi and <Unknown>. He had a brother and four sisters, named Barnabás, Piroska, Zsófia, Júlianna and Vilma. He was the third youngest of the six children. He died as an infant, görcsök, at 3 months old on October 9th, 1903 in Aranyos.