Jenő was born on March 28th, 1890. Jenő's father was Nándor Thirring and his mother was Irma Vaniss. His paternal grandparents were Nándor Thirring and Teréz Haberlandt. He had a brother and three sisters, named Ernő, Irma, Helén and Erzsébet. He was the youngest of the five children. He died at the age of 80 on December 6th, 1970 in Sopron.1