Below is a brief genealogy of Herbert Hoover's family, starting with his parents. You may also download a brochure of the abridged Hoover Genealogy (PDF file, 1.17 MB).

• Jesse Clark Hoover (1846-1880), married 1870 to Hulda Randall Minthorn (1848-1884).
• • Theodore Jesse Hoover (1871-1955), married 1899 to Mildred Crew Brooke (1872-1940).
  • • Midred Brooke Hoover (1901-1983), married to Cornelius Willis. 3 children.
    • Hulda Brooke Hoover (1906-2006), married to Charles Alexander McLean. 3 sons.
    • Louise Brooke Hoover (1908-1985), married to Ernest Dunbar, Harold Fouts, Kenneth Stevenson, William Hauselt. 2 daughters.
  • Herbert Clark Hoover (1874-1964), married 1898 to Lou Henry (1874-1944).
  • • Herbert Charles Hoover (1903-1969), married to Margaret Ava Watson.
    • • Margaret Ann Hoover (born 1926). 5 children.
      • Herbert "Pete" Hoover III (born 1927). 3 children.
      • Joan Ledlie Hoover (born 1930). 3 children.
    • Allan Henry Hoover (1907-1993), married to Margaret Coberly.
    • • Allan Hoover (born 1938). 3 children.
      • Andrew Hoover (born 1940). 3 children.
      • Lou Henry Hoover (born 1943).
  • Mary Blanche Hoover (1876-1953), married 1899 to Cornelius Van Ness Leavitt (1874-1962).
  • • Van Ness Hoover Leavitt (1907-1922), married to Dorothy Juanita Berry, Patricia Agnes Rheinschild. 2 sons.

Source: McLean, Hulda Hoover. The Genealogy of the Herbert Hoover Family. The Herbert Hoover Presidential Library Association, 1967 (out of print).