He was the son of Pieter Harmensz Verelst and became a pupil in the Confrerie Pictura at the same time as his brother Herman in 1663.
[1] In 1668 he moved to London and on 11 April 1669 he met with Samuel Pepys.
His elegant portraits became popular for a time during the 1670s among court circles.
[2] He painted this portrait of Prince Rupert, son of Frederick V, Count Palatine and Elizabeth Stuart.
In 1709, according to Weyerman, he lived down the Strand, London at the art dealer William Lovejoy,[3] who had him locked up for his bouts of unbridled aggression.