Eric Knowles (born 19 February 1953 in Nelson, Lancashire, England) is a British antiques expert whose main interest is in ceramics.Eric joined Bonham’s auctioneers as a porter in the ceramics department in 1976 and became head of the department in 1981. By 1992 he was given responsibility for setting up Bonham's offices in Bristol. He has since returned to London to continue with directing the Decorative Arts Department.He first earned fame as a ceramics expert on the BBC's Antiques Roadshow.