Lajos was born on May 11th, 1931 in Földes. Lajos' father was Lajos Körtvélyesi and his mother was Margit Tarsoly. His paternal grandparents were Ferenc Körtvélyesi and Teréz Bene. He had a brother and two sisters, named József, Julianna and Irén. He was the oldest of the four children. He died at the age of 63 on March 15th, 1995.