John Cavell was born in Bardwell, Suffolk, the son of  Charles and Sarah Cavell, He married Sarah Elliston of Summertown, Oxford on 9 April 1835, at the age of 22. She was the sister of Jesse Elliston, who owned a draper's shop in central Oxford.
John Cavell, born in Bardwell, Suffolk, had parents Charles and Sarah Cavell. On April 9, 1835, he married Sarah Elliston from Summertown, Oxford, at the age of 22. Sarah was Jesse Elliston's sister, who owned a draper's shop in central Oxford.