Col. Thomas Blanch was also known as Thomas Blens. Col. Thomas Blanch was born in 1740 at Closter, Bergen County, New Jersey. He was baptized on 22 February 1741 at Dutch Reformed Church, Hackensack, Bergen County, New Jersey. He was the son of
Richard Blanch and
Classie Van Giesen. Col. Thomas Blanch married
Effie Johns Mabie in 1761. Col. Thomas Blanch died on 3 June 1823 at Closter, Bergen County, New Jersey, at age 82. He was buried at Dutch Reformed Church, Tappan, Rockland County, New York.