Jewish; married to Klara Blau, formerly Stern (born 1902); one daughter; father Samu Blau, mother Amalie Blau, formerly Stern; owned business: "Siegfried Blau Textile Goods"
Locations
Lived at Servitengasse 8 from October 1, 1931, to May 4, 1939.
Emigrated to place unknown on May 4, 1939. Circumstances unknown.