was also known as John Cetham. He was also known as John Ketcham. John Ketchum was born on 9 August 1622 at Cambridge, Cambridge, England. He was the son of Edward Ketchum
and Mary Hall
. John Ketchum was baptized on 8 September 1623 at Cambridge, Cambridge, England. He married Susanna Payne?
circa 1646 at Ipswich, Essex County, Massachusetts. John Ketchum held the position of elected as a Representative in the Hempstead Assembly in 1655. He resided at at Newtown, Queens County, New York, in 1668. He married Bethia Richardson
on 14 March 1676 at West Farms, Westchester County, New York. John Ketchum died on 17 May 1697 at Newtown, Queens County, New York, at age 74.