Almir Mavignier (1925 Rio de Janiero - 2018, Hamburg) was a renowned graphic artist and one of the most prominent representatives of Op Art and Concrete Art.
Mavignier studied at the Hochschule für Gestaltung Ulm in the 1950s under Max Bill and Josef Albers. In 1964 he was a participant in the Venice Biennale. He was allowed to participate in the documenta in Kassel twice, in 1964 and 1968. From 1968 he held a professorship for painting at the Staatliche Hochschule für bildende Künste Hamburg.
Almir Mavignier's well-known dot paintings were first created in 1954, his grid structures from 1955. His work also shows an artistic affinity to ZERO; he worked with representatives of this artists' movement from 1958.