- Married: 7 Jan 1797, Towednack, Cornwall
- Died: Unknown
John married Catharine TREWHEELA, daughter of William TREWHELLA of Towednack and Anne COCK, on 7 Jan 1797 in Towednack, Cornwall. (Catharine TREWHEELA was christened on 3 Jan 1773 in Towednack, Cornwall.)
probably this Catherine...
John Berryman, widow, yeoman, and Catherine Trewhella