early life and training johann zacharias kneller, also known as johann zacharias kniller, was a german baroque painter born in lübeck in 1644. he was the older brother and assistant of sir godfrey kneller, who was also a painter. artistic career johann zacharias kneller traveled widely through italy, england, and the netherlands with his brother, but never achieved the same level of fame. according to wikipedia, he was the older brother and assistant to godfrey, who had been a rembrandt pupil. the rkd notes that he moved to london in 1676, where his brother became a successful portrait painte…