He was born ca. 1812 in Mount Albion, PEI. He was a farmer. He married Charlotte Murray of Miramichi, New Brunswick in 1823 (however conflicting dates of 21 March 1838 has been discovered). The two were married at St. Paul's Anglican Church in Charlottetown. John died 12 February 1894 in Greek River, PEI.
Together they gave birth to Amelia "Millie" Jenkins. Another child, Mary Honora Jenkins, is also noted, with a birthdate of 3 January 1855.