Robert Large (died 1441) was a London merchant and member of the Worshipful Company of Mercers. He was served as one of the Mercers' four yearly wardens in 1427, was sheriff of London in 1430-1431. In 1437/8 he was the wealthy master to whom the young William Caxton was apprenticed. Robert Large also served as Lord Mayor of London in 1439-1440. He died in 1441, and his will was proved in the Prerogative Court of Canterbury.
The publication of a 100-page book about him entitled The Life and Family of Robert Large, mercer: mayor of London 1439-1440 and first employer of William Caxton by David Large was announced in Genealogists' Magazine (journal of the the Society of Genealogists, London, volume 29, number 7, September 2008, and was issued by the Foundation for Medieval Genealogy, Oak House, Vowchurch, Hereford HR2 0RB, England.
