Konrad Duden (1829–1911)
Born 1829 CE, died 1911 CE.
Konrad Alexander Friedrich Duden (3 January 1829 – 1 August 1911) was a German philologist and teacher. He founded the well-known German language dictionary bearing his name, Duden.
Text from the Wikipedia article Konrad_Duden, licensed CC BY-SA 4.0.