Ignác was born in July 1812 in Eger and his baptism took place there on July 7th, 1812.1 Ignác's father was Ferenc Körtvélyesy and his mother was Mária Gyenes. His paternal grandparents were József Körtvélyesi and Anna Takács. He had three brothers and a sister, named Ignác, János, Ferenc and Mária. He was the oldest of the five children. He had a half-brother named Ferenc.