Károly was born on May 5th, 1875 in Bakonszeg and his baptism took place there on May 13th, 1875.12 Károly's father was Gábor Körtvélyesi and his mother was Zsuzsanna Nemes. His paternal grandparents were István Körtvélyesi and Mária Szilágyi. He had a brother and a sister, named Gábor and Mária. He was the youngest of the three children. He died at the age of 86 on November 23rd, 1961 in Bakonszeg.3