Theo van Doesburg 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. He was married to artist, pianist and choreographer Nelly van Doesburg. Theo van Doesburg was born Christian Emil Marie Küpper on 30 August 1883, in Utrecht, the Netherlands, as the son of the photographer and Henrietta Catherina Margadant. After a short training in acting and singing he decided to become a painter. He always regarded his stepfather, Theodorus Doesburg, to be his natural
Theo van Gogh (art dealer) the introduction of contemporary Dutch and French art to the public. Theodorus "Theo" van Gogh was born on 1 May 1857 in the village Groot-Zundert in the province of North Brabant, Netherlands. He was the son of Theodorus van Gogh and Anna Cornelia Carbentus. His elder brother was artist Vincent van Gogh (1853–1890). Theo worked for some years at the Dutch office of the Parisian art dealers Goupil & Cie in The Hague. Theo joined the Brussels office on 1 January 1873 as their youngest employee. After Theo was transferred to the London office, he moved to the office in