Mária was born on March 23rd, 1871. Mária's father was János Lajos Thiering and her mother was Katalin Démy. Her paternal grandparents were Gottfired Thiering and Alojzia Schneider. She had a brother and a sister, named Lajos and Lujza. She was the oldest of the three children. She had a half-brother named Ernő. She died at the age of 49 in 1920.