Jan Maertz Engelsman (1593 in Hoorn – 1654 in Alkmaar), was a Dutch Golden Age painter and member of the Hoorn city council.
According to Houbraken he was a glasspainter who taught Josef Oostfries. Jan Maartz in De groote schouburgh der Nederlantsche konstschilders en schilderessen (1718) by Arnold Houbraken, courtesy of the Digital library for Dutch literature He was also known as Jan Jansz Engelsman or simply Jan Maertsz, and was a member of the Hoorn council from 1594 to 1618.Jan Jansz. Engelsman in historici.nl He is mentioned in Theodorus Velius' Chronyk van Hoorn. Stained glass windows by him are registered in Alkmaar, Zuid-Schermer, Broek in Waterland, and Etershem.Voormalige Glasschilderingen zoo te Alkmaar als door Alkmaar elders geschonken, P.J. Glasz., Oud Holland, V26, 1908, on Google books According to the RKD he was a glasspainter who signed his works "IME".Jan Maartz in the RKD
References