Catharina Oostfries, or Trijntje Sieuwerts (1636–1708) was a Dutch Golden Age glass painter.

Biography

Oostfries was born in

Nieuwkoop Nieuwkoop () is a town and municipality in the western Netherlands, in the province of South Holland. The municipality was enlarged on 1 January 2007, through the amalgamation of Liemeer and Ter Aar. The municipality now covers an area of of whi ...

. According to Houbraken she kept up her drawing and glass painting into her seventies.Catharina Oostfries Biography
in ''De groote schouburgh der Nederlantsche konstschilders en schilderessen'' (1718) by Arnold Houbraken, 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 ...

According to the RKD she was the daughter of Siewert Oostvries, and was also known as Trijntje Siewerts.Catharina Oostfries
in the

RKD The Netherlands Institute for Art History or RKD (Dutch: RKD-Nederlands Instituut voor Kunstgeschiedenis), previously Rijksbureau voor Kunsthistorische Documentatie (RKD), is located in The Hague and is home to the largest art history center i ...

She was trained by her older brother Jozef Oostfries, a respected glass painter in Hoorn. She married the glass painter Claes Pietersz van der Meulen, and their son Sieuwert van der Meulen also became a painter. Her sister Heiltje married the painter Jan Slob, who had been a pupil of her brother.Jan Slob Biography
in ''De groote schouburgh'' She died in Alkmaar.

References

Catharina Oostfries
on

inghist The Huygens Institute for the History of the Netherlands was formed on January 1, 2011 through a merger of the Institute of Dutch History ( nl, 'Instituut voor Nederlandse Geschiedenis', ING) a research institute of the Netherlands Organisation ...

{{DEFAULTSORT:Oostfries, Catharina 1636 births 1708 deaths Dutch Golden Age painters People from Nieuwkoop Dutch women painters 17th-century women artists