János was born on March 8th, 1733. János' father was Gotthárd Thiering and his mother was Erzsébet Scheer. His paternal grandparents were Mátyás Thirring and Mária Bauhofer. He had three brothers named Gottlieb, János and János. He was the second oldest of the four children. He died at the age of 75 on March 19th, 1808.