Margit was born on July 17th, 1819 in Földes. Margit's father was István Körtvélyesi and her mother was Mária Domokos. Her paternal grandparents were János Körtvélyesi and Anna Szabó. She had a brother and a sister, named János and Sára. She was the youngest of the three children. She died at the age of 18 on February 13th, 1838 in Földes.