Knapton is a surname and may refer to:
Gabriel Knapton (born 1989), American gridiron football player George Knapton (1698–1778), English portrait painter John Knapton (politician) (fl.1406–1433), English politician John Knapton (engineer) (born 1949), English engineer and academic Philip Knapton (1788–1833), English organist and composer Thomas Knapton (c.1816–1833), English mariner executed for rape