His great grandfather was János Farkas de Boldogfa (1741-1788), jurist, lawyer, landowner, Prothonotary of the county of Zala.

Sándor's brother was dr. István Farkas de Boldogfa (1875–1921), jurist, supreme chief magistrate of the district of Sümeg (Hungarian: főszolgabíró) in county of Zala.

On 22 September 1920 he married the noble lady Katalin Csomasz de Adorjánháza (1897–1964),[3] who played also an important social role during the World War II in the local society, as she was the president of the Hungarian Red Cross of the county of Zala, and other organizations as well.

He officially retired in 1935 as a 55 years old Senior military officer, and then he was appointed as captain of the Order of Vitéz of the county of Zala.

[6][7] He was a close friend of the Count Béla Teleki de Szék (1896–1969), who was the lord-lieutenant of Zala county (Hungarian: zalai főispán).