István was born on September 14th, 1913 in Tiszaroff.1 István's father was István Körtvély and his mother was Julianna Pásztor. His paternal grandparents were Sándor Körtvélyes and Eszter Cseppentő. He had two brothers and a sister, named <Unknown>, Sándor and Klára. He was the youngest of the four children. He died at the age of 79 in 1992.1