Matvei Grigorievich Vainrub (Russian: Матвей Григорьевич Вайнруб; 2 May 1910 – 14 February 1998) was a Soviet Lieutenant-General, Commander of the tank troops and deputy commander of the 62nd Army (later 8th Guards Army) in the Battle of Stalingrad, World War II; Hero of the Soviet Union.

Postwar, he was deputy commander of the Kiev Military District.

Vainrub had a long career in the Soviet military, retiring in 1970.

He was a brother of Yevsei Vainrub.

This biographical Hero of the Soviet Union article is a stub.