- Hee, Clayton2
- Heflin, Howell1
- Heftel, Cecil, 1925-1
- Heinz, John, 1938-19911
- Helms, Jesse3
- Hennings, Thomas C., Jr. (Thomas Carey), 1903-19604
- Herring, Clyde L. (Clyde LaVerne), 1879-19452
- Heumann, Judith E.2
- Hickenlooper, Bourke B. (Bourke Blakemore), 1896-197172
- Higgins Industries4
- Higher Education Assistance Foundation (U.S.)1
- Highway Trust Fund (U.S.)2
- Higuchi, Hiro1
- Hill Point Marketing, Inc20
- Hilldring, John H. (John Henry), 1895-19741
- Hinkle Agency8
- Hiraki, Ken1
- Hirano, Irene, 1948-20205
- Hirono, Mazie, 1947-1
- Ho, Darryl1
