John Crossley (16 May 1812 – 16 April 1879) was a politician in the United Kingdom. He served from 1874 to 1877 as MP for Halifax in West Yorkshire. He was the eldest son of John Crossley (1772–1837) and his wife Martha Turner. Crossley was a successful carpet manufacturer, whose business (John Crossley and Sons) became a major employer in Halifax. He was the elder brother of Sir Francis Crossley (1817–1872), who had served as the constituency's MP from 1852 to 1859.