Grinberg Mendel Abramovich (5 May 1921, Riga – ?, ?) — economic worker.

After completing seven years of Jewish secondary school in Riga, he worked from 1938 to 1941 as an electrician-armature assembler at a private enterprise. From 1941 to 1944, he was imprisoned in the Riga Ghetto. After escaping from the ghetto on 25 September 1944, he voluntarily joined the Red Army in October 1944. In 1945, he was severely wounded and became a Second Group war invalid.

From 1948 to 1974, he worked as a freight expediter and loader at Enterprise No. 3 of the Public Catering Trust of the Moscow District. He was awarded the medals “For the Victory over Germany in the Great Patriotic War 1941–1945”, “For Valiant Labour in Commemoration of the 100th Anniversary of V. I. Lenin”, and “50 Years of the Armed Forces of the USSR”.

His wife was Revekka Moiseyevna Grinberg.

His son — Lev Mendelevich Grinberg (b. 13 July 1958, Riga).

His daughter — Yufa (née Grinberg) Yevgenia Mendelevna.

His father, Abram Leibovich Grinberg (1896, Liepāja – 1941, Riga), perished in the ghetto.

His mother, Chaya Grinberg (1898, Preiļi – 1941, Riga), perished in the ghetto.

His sister, Tsilya Abramovna Grinberg (1924, Riga – 1941, Riga), perished in the ghetto.

His brother, Ishka Abramovich Grinberg (1929, Riga – 1941, Riga), also perished in the ghetto.