Background
According to Houbraken he was the son of Marten Blok of Utrecht.
According to Houbraken he was the son of Marten Blok of Utrecht.
He was sent to learn the art of painting portraits from Jakob Scherer in Gdańsk. He attracted the attention of Gustavus Adolphus of Sweden, for whom he painted portraits. Houbraken goes on to say that he made a genealogical and heraldic family tree for the Dukes of Mecklenburg-Schwerin, and went from being painter to becoming courtier, but he lost everything in a fire in 1651 during the Thirty Years War.
He survived and fled to Rostock, where he lived to the age of 80.