Ștefan Grigore de Fáy was born 17 September 1943 in Bucharest, Romania to Ștefan Vasile Andrei de Fáy (1919-2009) and Voica Bogdan (1919-1991) . He married Roxana Carabulea (c1945) 25 September 1965 in Bucharest, Romania. He married Ana-Maria Racliș (1949) 1 July 1974 in Bucharest, Romania. He married Ioana Glavce (c1960) 1995 .
|Offspring of Ștefan Grigore de Fáy and Ana-Maria Racliș (1949)|
|Ștefan de Fáy (1975)||1975 Bucharest, Romania|
|Offspring of Ștefan Grigore de Fáy and Ioana Glavce (c1960)|
|Sergiu de Fáy (c1999)||4 May 1992 Serene France|
|Pierre de Fáy (c2001)||2001|