William O'Brien
William was born about 1640.  He died in January 1691 in St. Lago de la Vega, Jamaica (Died of Plague).  He was buried in St. Lago de la Vega, Jamaica.

 Margaret Boyle
Margaret was born about 1642.

 William O'Brien
William was born in 1666.  He died at the age of 53 on December 24th, 1719 in Cloyne Cathedral.