Hertzberg (Gertsberg) Mark Moiseyevich (26 April 1949, Riga) — electromechanical technician.

Mark Hertzberg was the son of Moisey Hertzberg (1909, Liepāja – 1961, Riga) and Sia Hertzberg (née Israilevich) (b. 1927, Kharkiv). In 1964, he completed eight years of schooling. From 1964 to 1968, he studied at the Riga Electromechanical Technical College. Between 1967 and 1968, he worked as a second-grade tester at the Riga Semiconductor Plant. In 1968, he was employed as an electromechanical technician at the Riga Telegraph and Telephone Exchange. From 1968 to 1970, he served in the Soviet Army, stationed in Murmansk and Petergof.

In 1974, Mark Hertzberg graduated in absentia from the North-Western Polytechnic Institute (Leningrad), specialising in electric drives and automation of industrial enterprises. Since 1971, he had been working as an electromechanical technician at Maintenance and Construction Department No. 13 of the Riga City Executive Committee’s Repair and Construction Trust. In 1974, he received permission to emigrate to Israel at the invitation of his mother’s half-brother, Filipp Israilevich (b. 1948, Riga).

Moisey Hertzberg (1909, Liepāja – 1961, Riga) — father
Sia Hertzberg (née Israilevich) (b. 1927, Kharkiv) — mother
Herman Hertzberg (b. 1947, Riga) — brother
Filipp Israilevich (b. 1948, Riga) — maternal half-brother