William TYACK, inn keeper in Helston, and Mary JOSE married in Sithney October 18, 1832 and had four children baptised in Helston : Mary, on March 27, 1833 (buried Helston, December 12, 1838), Hannah, July 9, 1834, Thomas, January 24, 1836, and William, April 8, 1838. William and his brother Thomas (they were twins) were probably baptised in Sithney December 15, 1811, sons of Charles TYACK and Mary IVEY (born in Mullion ca 1772), who were married in Sithney July 20, 1788 and had 13 children. Charles, yeoman in Sithney, was probably baptised in Sithney August 2, 1762, son of James TYACK and Ann TRELOAR. He was buried in Sithney October 31, 1843.
Census Sithney 1841
Sithney Church Town,1,Charles Tyack,80,,Independent,In county,
,,Mary Tyack,,70,,In county,
Census Sithney 1851
10,Sithney Common,Mary Tyack,Head,W,,80,Widow And Annuitant,Mullion Cornwall,,