He married Mary Huggeford Hardy (1824–1911), and they had 12 children, among them geologist Henry Shaler Williams (1847–1918).
Henry VIII of England | Henry VIII | Henry Kissinger | John Williams | Henry Wadsworth Longfellow | Henry II of England | Robin Williams | Henry II | Robbie Williams | Tennessee Williams | Henry III of England | Henry IV of France | Henry IV | Williams College | Henry | Henry Ford | Ralph Vaughan Williams | Henry James | Henry VII of England | Henry III | Henry Moore | Henry Miller | Henry I of England | Henry Clay | Henry IV of England | Patrick Henry | Henry Mancini | Henry V | Ted Williams | Henry David Thoreau |