Armand Auguste Colin (August 31, 1842 - June 18, 1900) was a French publisher and bookseller active in Paris in the latter half of the 19th century. He was born in Tonnerre, France, the son of a local bookseller. He initially worked as a traveling bookseller and canvasser for the publisher Firmin Didot and Delagrave. In 1870, Colin founded Librarie Armand Colin et Cie. The firm focused on academic words concerning sciences, economics, and education. He received the Legion of Honor (Knight) in 1889. The firm survived Colin himself and remains active under the ownership of Hachette.