Georg Gsell (Russian: Георг Гзель; 28 January 1673 – 22 November 1740) was a SwissBaroque painter, art consultant and art dealer.
Gsell was born in St. Gallen. He was recruited by Peter the Great in 1716 and went to Russia, where he became first curator of the Imperial art gallery founded in 1720. His wife, Maria-Dorothea, was also an artist, daughter of the famous Maria Sibylla Merian. Their daughter Katharina married mathematician Leonhard Euler in 1733.