Maria Reiche (15 May 1903 – 8 June 1998) was a German-born Peruvian mathematician, archaeologist, and technical translator. She is known for her research into the Nazca Lines, which she first saw in 1941[1] together with American historian Paul Kosok. Known as the "Lady of the Lines", Reiche made the documentation, preservation and public dissemination of the Nazca Lines her life's work.