(1699 - 1761) was a Russian painter.
Vishnyakov was born in Moscow. He was a pupil of Louis Caravaque, a French artist, who worked in Russia. Vishnyakov worked in the painting department of the Ministry of Construction, and painted primarily portraits at that time. In 1739 he was promoted to the head of the department, and led the decoration of many palaces and churches in Moscow, Kiev, and Saint Petersburg. He died in Saint Petersburg in 1761.