His son John Rodgers ( 1812 -- 1882 ) served in the American Civil War .
Son 's John Rodgers     John Rodgers ( 1881 -- 1926 ) served in World War I .
His son John Rodgers ( 1812 -- 1882 ) served in the American Civil War , and his great - grandson John Rodgers ( 1881 -- 1926 ) served in World War I .