Jacob Koninck was a Dutch Golden Age

Dutch Golden Age

The Golden Age was a period in Dutch history, roughly spanning the 17th century, in which Dutch trade, science, military and art were among the most acclaimed in the world. The first half is characterised by the Eighty Years' War till 1648...

 landscape painter.

Biography

According to Houbraken he lent his books on perspective to Johannes Verkolje

Johannes Verkolje

Johannes, or Jan Verkolje was a Dutch Golden Age painter and engraver, often called Jan I to distinguish him from his son Jan II. He is known for his portraits and genre pieces....

, who became better than he was at perspective drawing. He was a disciple of Adriaen van de Velde who became a popular painter in Copenhagen where he painted for the court of Christian V of Denmark

Christian V of Denmark

Christian V , was king of Denmark and Norway from 1670 to 1699, the son of Frederick III of Denmark and Sophie Amalie of Brunswick-Lüneburg...

.

According to the RKD he was the uncle of Salomon Koninck

Salomon Koninck

Salomon Koninck was a Dutch painter of genre scenes and portraits, and an engraver.Koninck was born in Amsterdam, the son of a goldsmith, originally from Antwerp, and was a nephew of Philips de Koninck. Salomon became a pupil of Pieter Lastman, David Colijns, François Venants and Claes...

, a pupil of David Colijns

David Colijns

David Colijns , was a Dutch Golden Age painter.-Biography:According to Houbraken he painted historical allegories from the bible, especially with a great many figures....

 and became the teacher of his son Jacob II and his younger brother Philips Koninck. He was in Dordrecht from 1633–1636, Rotterdam from 1637–1645, The Hague from 1647–1651, back in Amsterdam in 1658 (when he probably lent young Verkolje his perspective books), and moved to Denmark in 1676.