Jürgen Ovens (1623-1678)

"Jürgen Ovens (1623 – 9 December 1678), also known as Georg, or Jurriaen Ovens whilst in the Netherlands, was a portrait painter and art-dealer from North Frisia and, according to Arnold Houbraken, a pupil of Rembrandt. He is best known for his painting in the city hall of Amsterdam and paintings for the Dukes of Holstein-Gottorp for whom he worked for more than 30 years, also as an art dealer." - (en.wikipedia.org 04.06.2020)