Orseltie Westervelt was also known as Osseltje Westervelt. Orseltie Westervelt was born on 15 April 1734. She was baptized on 4 August 1734 at Dutch Reformed Church, Hackensack, Bergen County, New Jersey. She was the daughter of
Benjamin Westervelt and
Hendriktie Bongeart. Orseltie Westervelt married
Guilliam Bertholf, son of
Jacobus Bertholf and
Elizabeth Van Emburg, on 26 August 1756 at New York; Ny Marriages, Vol. 1, Pg. 277. Orseltie Westervelt died in November 1833 at Schraalenburgh, Bergen County, New Jersey, at age 99.