Cornelis Cussens (1580 - 24 May 1618) was a Dutch Golden Age draughtsman and glass painter.
Cussens was born and died in Haarlem. According to Houbraken he was a contemporary of the brothers Crabeth and Willem Thibaut.[1]
According to Karel van Mander who called him Cornelis Ysbrandsz, he was an excellent glass painter who owned some works by Hendrick Goltzius.[2]
According to the RKD he was a draughtsman known for his figures.[3]