Günther Uecker, also known as Guenther Uecker, (born March 13, 1930) is a German sculptor, op artist and installation artist.

Uecker was born in Wendorf, Mecklenburg.[1] Uecker began his artistic education in 1949 when he took up studies at Wismar. He then went to the art school in Berlin-Weißensee and in 1955 to Düsseldorf, where he studied under Otto Pankok at the Kunstakademie Düsseldorf. In 1956 he began using nails in his art.

Uecker met the group ZERO with Heinz Mack and Otto Piene in 1960, artists who propagated a new beginning of art in opposition to the German Informel. He occupied himself with the medium of light, studied optical phenomena, series of structures and the realms of oscillat...