Dániel was born in 1939. Dániel's father was Dániel Körtvélyesi and his mother was Terézia Bíró. His paternal grandparents were Dániel Körtvélyesi and Eszter Módra. He had a brother named László. He was the older of the two children. He died at the age of 39 on June 4th, 1978. He was cremated on June 24th, 1978 in Kecskemét.11