John Augustus Nicholay (c.1798-20 November 1873) was a furrier and local Liberal Party politician active in the St Marylebone area. Nicholay carried on business in Oxford Street, and was furrier to the Court of Queen Victoria and to a number of other European royal families. He was regarded as a leading member of the Liberals in the Marylebone Parliamentary Borough, working hard to further the interests of the working class residents of the area.