János Bánffy de Losoncz was born 10 October 1934 in Cluj-Napoca, Cluj County, Romania to László Bánffy de Losoncz (1896-1974) and Ilona Zeyk de Zeykfalva (1909-c1985) . He married Margit Körmendy (1937) 1 May 1961 in Cluj-Napoca, Cluj County, Romania. He married Erzsébet Jósika de Branyicska (1949) 19 January 1974 in Blaj, Alba County, Romania.
|Offspring of János Bánffy de Losoncz and Erzsébet Jósika de Branyicska (1949)|
|Imre László Bánffy Jósika (1974)||6 April 1974 Blaj, Alba County, Romania|