When was the Dutch artist who was part of Art Concret born?
Theo van Doesburg Theo van Doesburg (] , 30 August 1883 – 7 March 1931) was a Dutch artist, who practiced painting, writing, poetry and architecture. He is best known as the founder and leader of De Stijl.
Toon Dupuis Antonius Stanislaus Nicolaas Ludovicus Dupuis (18 February 1877, Antwerp – 13 October 1937, The Hague) was a Dutch sculptor and medallist of Belgian origin.