Theodor Roos (1638–1698) was a German Baroque painter of historical scenes.

Biography

He was born in

Wesel Wesel () is a city in North Rhine-Westphalia, Germany. It is the capital of the Wesel district. Geography Wesel is situated at the confluence of the Lippe River and the Rhine. Division of the city Suburbs of Wesel include Lackhausen, Obrigh ...

. His family left their home in the Palatinate c. 1637, fleeing the

Thirty Years War The Thirty Years' War was one of the longest and most destructive conflicts in European history, lasting from 1618 to 1648. Fought primarily in Central Europe, an estimated 4.5 to 8 million soldiers and civilians died as a result of battle ...

, and moved to

Amsterdam Amsterdam ( , , , lit. ''The Dam on the River Amstel'') is the Capital of the Netherlands, capital and Municipalities of the Netherlands, most populous city of the Netherlands, with The Hague being the seat of government. It has a population ...

around 1640. There, from 1647 to 1651, Roos trained alongside his brother Johann Heinrich Roos in history painting with Guilliam Dujardin (1597–after 1647), in landscape with

Cornelis de Bie Cornelis de Bie (10 February 1627 – ) was a Flemish ''rederijker'', poet, jurist and minor politician from Lier. He is the author of about 64 works, mostly comedies. He is known internationally today for his biographical sketches of Flemish ...

and in portraiture with

Barent Graat Barend Graat (21 September 1628, Amsterdam – 4 November 1709, Amsterdam),Barend Graat
in the

Mainz Mainz () is the capital and largest city of Rhineland-Palatinate, Germany. Mainz is on the left bank of the Rhine, opposite to the place that the Main joins the Rhine. Downstream of the confluence, the Rhine flows to the north-west, with Ma ...

. When Johann left, Theodor Roos won a commission to paint the civic guard in

Mannheim Mannheim (; Palatine German: or ), officially the University City of Mannheim (german: Universitätsstadt Mannheim), is the second-largest city in the German state of Baden-Württemberg after the state capital of Stuttgart, and Germany's ...

. The painting was displayed in the city hall, and won him the favor of