Ewerdt Hilgemann (1938) was born in Witten, Germany and after briefly studying at the Westfälische Wilhelms-University in Münster; he attended Werkkunstschule and the University of Saarland in Saarbrücken. In the 1960s he participated in residencies at Kätelhöhn Printers in Wamel, Asterstein in Koblenz and Halfmannshof in Gelsenkirchen, Western Germany, and started to exhibit his work across Europe before moving to Gorinchem, the Netherlands in 1970. From 1977 to 1998 he taught Concept Development at the Sculpture Department of Willem de Kooning Academy in Rotterdam.

Hilgemann's work is in numerous public and private collections worldwide including in Germany:  Museum Lenbachhaus, Munich; Museum for Konkrete Kunst, Ingolstadt; Museum of Contemporary Art, Bremen; Stadtisches Museum, Gelsenkirchen; Markisches Museum, Witten; in The Netherlands: Kröller Müller Museum, Otterlo; Museum Mondriaanhuis, Amersfoort; Museum for Contemporary Art, Arnhem; Dordrechts Museum, Dordrecht; Groninger Museum, Groningen; Rijksmuseum Twente, Eschede; Bonnefanten Museum, Maastricht; further more: Art Field, Moscow, Russia; Vasareli Museum, Budapest, Hungary and Elgiz Museum of Contemporary Art, Istanbul, Turkey. He has made public installations in numerous countries, including Germany, The Netherlands, Hungary, Korea, and in the United States: Park Avenue, New York, NY; Chicago, IL; Beverly Hills and the City of West Hollywood, CA. Hilgemann has lived and worked in Amsterdam since 1984.