David Gregg

David Gregg was born in 1767 and died in 1828. He was the father of Harriet Louisa Gregg, who was born on October 15, 1818, and died on December 9, 1909. Harriet Louisa Gregg was the mother of Martha Ellen Young Truman, making David Gregg the grandfather of Martha Ellen Young Truman. Martha Ellen Young Truman was the mother of Harry S. Truman, who served as President of the United States from 1945 to 1953.