Hertzberg (Gertsberg) (née Israilevich) Sia Ruvinovna (8 June 1927, Kharkiv) — garment production technologist.

Sia Hertzberg was the daughter of Ruvin Israilevich (1894, Krāslava) and Kuna Israilevich (1900, Tula – …, Stutthof). Until 1941, her parents lived in Riga. In 1941, she was interned in the Riga Ghetto and later deported to Germany, where she was imprisoned in the Stutthof and Burggraben concentration camps. After her liberation in March 1945, she underwent long-term medical treatment and returned to Riga at the end of 1945. Until 1952, she was supported by her husband. From 1952 to 1955, she worked as a seamstress at the “Taupība” atelier in Riga. In 1958, she graduated from the Technical School of Light Industry with a qualification as a technician-technologist in garment manufacturing. Between 1957 and 1966, she was a technologist and head of a workshop at Branch No. 1 of the firm “Rīgas Apģērbs”. From 1966 to 1974, she worked as a senior forewoman at Riga Vocational School No. 16.

Married to Moisey Hertzberg (1909, Liepāja – 1961, Riga), with whom she had two sons: Herman Hertzberg (b. 1947, Riga) and Mark Hertzberg (b. 1949, Riga). Her mother perished in the Holocaust. Her sister, Margo Israilevich (b. 1934, Riga), went missing during the Second World War.

In 1974, Sia Hertzberg was granted permission to emigrate to Israel at the invitation of her half-brother, Filipp Israilevich (b. 1948, Riga). In the 1980s, she worked as a seamstress in Chicago.

Moisey Hertzberg (1909, Liepāja – 1961, Riga) — husband
Herman Hertzberg (b. 1947, Riga) — son
Mark Hertzberg (b. 1949, Riga) — son
Ruvin Israilevich (1894, Krāslava) — father
Kuna Israilevich (1900, Tula – …, Stutthof) — mother
Margo Israilevich (b. 1934, Riga – …) — sister
Filipp Israilevich (b. 1948, Riga) — half-brother