Jacques Vaillant (1643 in Amsterdam – 1691 in Berlin), was a Dutch Golden Age painter.
According to Houbraken he learned to paint from his older brother Wallerant Vaillant.
[1] He travelled to Rome and joined the Bentvueghels with the nickname Leeurik.
[1] He became court painter for Friedrich Wilhelm I of Brandenburg after his envoy invited him to Berlin.
The Great Elector was so pleased with his work that he sent him to the Emperor Leopold I to paint his portrait.