HENRY: The History of the Henry Family of "Flower Hill" Ireland and their Descendants. 1926Margaret B. Henry & Mattie Henry Miller The History of the Henry Family of "Flower Hill" Ireland and their Descendants. Matthew Henry was the oldest of twelve children of John and Rachel (McMillan) Henry. He was born about 1817 and was named for his paternal grandfather. He grew up on the farm called Flower Hill in Ireland. He came to America in 1836, at age 19, with some cousins. He married Catherine Nations and settled on a farm in Kingston,