Henry was born on June 11th, 1797. Henry's father was Henry Lascelles and his mother was Henrietta Sebright. His paternal grandparents were Edward Lascelles and Anne Chaloner. He had a brother and a sister, named William and Louisa. He was the oldest of the three children. He died at the age of 59 on February 22nd, 1857.
General Notes
SOURCES: "Ancestors/Descendants of Theophilus Howard" http://www.geneastar.org.