Isaak Nicolai or Isaac Claesz van Swanenburg (1537 – 1614 in Leiden) was a

Dutch Dutch commonly refers to: * Something of, from, or related to the Netherlands * Dutch people () * Dutch language () Dutch may also refer to: Places * Dutch, West Virginia, a community in the United States * Pennsylvania Dutch Country People E ...

Renaissance The Renaissance ( , ) , from , with the same meanings. is a period in European history marking the transition from the Middle Ages to modernity and covering the 15th and 16th centuries, characterized by an effort to revive and surpass ideas ...

painter and

glazier A glazier is a tradesman responsible for cutting, installing, and removing glass (and materials used as substitutes for glass, such as some plastics).Elizabeth H. Oakes, ''Ferguson Career Resource Guide to Apprenticeship Programs'' ( Infobase: ...

active in Leiden and Gouda. He was a city council member from 1576 and became mayor of Leiden five times.

Biography

According to

Houbraken Houbraken is a Dutch-language surname. People with this surname include: *Antonina Houbraken Antonina Houbraken (30 May 1686 – December 1736) was an 18th-century Dutch draughtswoman who is known for her many topographical drawings of Dutc ...

, Swanenburg was a very good painter, whose paintings hung in various council buildings of Leiden. Houbraken was surprised that Swanenburg was never mentioned in

Karel van Mander Karel van Mander (I) or Carel van Mander I (May 1548 – 2 September 1606) was a Flemish painter, poet, art historian and art theoretician, who established himself in the Dutch Republic in the latter part of his life. He is mainly remembe ...

's ''Schilder-boeck''.Isaak Nicolai biography
in ''De groote schouburgh der Nederlantsche konstschilders en schilderessen'' (1718) by

Arnold Houbraken Arnold Houbraken (28 March 1660 – 14 October 1719) was a Dutch painter and writer from Dordrecht, now remembered mainly as a biographer of Dutch Golden Age painters. Life Houbraken was sent first to learn ''threadtwisting'' (Twyndraat) fr ...

, courtesy of the

Digital library for Dutch literature The Digital Library for Dutch Literature (Dutch: Digitale Bibliotheek voor de Nederlandse Letteren or DBNL) is a website (showing the abbreviation as dbnl) about Dutch language and Dutch literature. It contains thousands of literary texts, second ...

Houbraken was however mistaken, because Swanenburg is mentioned as one of more than 20 disciples of

Frans Floris Frans Floris, Frans Floris the Elder or Frans Floris de Vriendt (17 April 15191 October 1570) was a Flemish painter, draughtsman, print artist and tapestry designer. He is mainly known for his history paintings, allegorical scenes and portraits.< ...

in Van Mander's long list of pupils.