Herman Meindertsz. Doncker (c. 1600 – c. 1666), was a Dutch Golden Age painter.
He worked in Haarlem during the years 1633–1640, and signed his works 'H. Doncker', or 'HD'.Herman Doncker in the RKD He dated portraits from 1627–1640. He painted some works for the council of Enkhuizen.
References
Herman Doncker on Artnet