Sven Markeilus (1889- 1972) was a Swedish Architect, Town Planner and textile designer born in Stockholm.
Markelius began his career in the office of Ragnar Östeberg and participated in the Functionalist movement of the mid-1920s. He built apartments, offices and the 1934 concert hall in Hälsingborg. He first won international recognition for his Swedish pavilion at the 1939 ‘New York World’s Fair.’
Between 1938 and 1944 he was a building administration member of Stockholm. He was the head of the town-planning department responsible for for the 1953-59 satellite town Vällingby, with a central pedestrian zone and a variety of architectural designs.
He taught in Stockholm and at Yale University. In the 1950s, Markelius designed simple wooden furniture and printed fabrics with Astrid Sampe, produced by Nordiska in Stockholm.