This is a list of aircraft in alphabetical order beginning with 'Hf – Hz'.
(Hamburger Flugzeugbau GmbH)
(Orville H Hickman, Minneapolis, MN)
(Leo A Hidde, Milwaukee, WI)
((Andrew J & Frank O) Higgins Industries Inc, New Orleans, LA)
(J H Higgins, Bunkburnett, TX)
(Clarence Higley, Cummings, KS)
((Frederick C) Hild-(Edward F) Marshonet, Hempstead, NY)
(Topeka, KS)
(John Hill, Enid, OK)
(Keith Hill and Roger Kemman)
(Hillberg Helicopters, Fountain Valley, CA)
(Stanley Hiller (Sr), Alameda, CA)
(1942: (Stanley) Hiller Industries, Berkeley, CA, 1944: United Helicopters Inc (Hiller & Henry J Kaiser), 625 El Camino Real, Palo Alto, CA, c.1952: Hiller Helicopters. 1961: Acquisition by Eltra Corp, a holding company. 1964: Fairchild-Hiller Corp. 1973: Hiller Aviation. 1984: Fairchild-Hiller assets sold to Rogerson Aircraft Corp as Rogerson-Hiller, Port Angeles, WA, 1994: Hiller Aircraft Corp, Newark, CA, established when Jeffrey Hiller (son of Stanley) led an investment consortium to repurchase the assets from Rogerson-Hiller Corp.)
(Hillman Helicopters, Paso Robles, CA and Stellar Airpark, Chandler, AZ)
(F.H. Hills & Sons)
(Hilton Aircraft Co, 621 W Douglas, Wichita, KS)
(Hinchman Aircraft Company)
(Hindustan Aeronautics Limited or HAL, India)
(Kumazo Hino)
(L and B Hinz, Filderstadt, Germany)
(Hiro Kaigun Kosho - Hiro Naval Arsenal)
(Rene Hirsch – M.Aé.R.C. Moyens Aérodynamiques de Régulation et de Controle)
(Hirt Aircraft Corp, Hemet, CA)
((Fred H) Hise Aircraft Co, Gratiot Ave Airport, Detroit, MI)
(Sociedad la Hispano / Hispano Aviación)
(Historical Aircraft Corporation, Nucla, CO)[12]
(Adams-Wilson Helicopters Inc, Lakewood, CA)
((Noel R) Hockaday Aircraft Corp, Burbank, CA)
(A Hocker, Evansville, IN; 1961: Ralph R Denien, Indianapolis, IN)
(L M (and T A?) Hodgdon, Detroit, MI)
(Edward R Hodgson IV, 125 S Millodge, Athens, GA)
(Valley Mfg Div, (W W) Hodkinson Aircraft Corp, Glendale, CA)
(Charles D Hoefelman, Mineral Wells, TX)
(Joseph Hoff, CA)
(C D Hoff, Chicago, IL)
(Raoul J Hoffman, St Petersburg, FL)
(Edward C Hoffman, St Petersburg, FL)
(Wolf Hoffmann)
((Robert J) Hogan-(Jarrett G) Moyer Aircraft Corp, 226 Wolf St, Syracuse, NY)
(L M & T A Hogdon, Detroit, MI)
(Alton H Hogue, Boulder, CO)
((Arthur Erritt) Holbrook Helicopter Aeroplane Co (Pres: L B Durnil), Joplin, MO)
(Jerry Holcomb, Vancouver, WA)
(W J Holeka, Sacramento, CA)
(Fred T Holl, Parkesburg, PA)
(Arne Hollaender, Aare, Jutland)
(A.A. Holle)
(Roger Holleville)
(Winther-Hollman Aircraft Inc, Cupertino, CA)
(H H Holloway & A J Wallace, Los Angeles, CA)
(C B and Clarence T Holman, Rawlins, WY)
(Honda Motor Co, Greensboro, NC)
(Ray Honey, Bourbonnais, IL)
(Edward Honroth)
(Gerhard Winkler / Johannes Höntsch / Flugsportgruppe Schönhagen)
((Orval M) Hooten Aircraft Co, Springfield, IL)
(David Hoover)
(Flugzeugbau Hopfner GmbH)
(Robert S Hopkins, Reidsville, NC)
(W F Hopkins & T A Meade, San Diego, CA)
(Bruce Hopper, Dallas, TX)
(1945: Hoppi-copters Inc (Fdr: Horace T Pentecost), Boeing Field, Seattle, WA, 1954: Capital Helicopter Corp.)
(Hordern-Richmond aircraft Ltd.)
(Mark V Horn, West Palm Beach, FL)
(Horten Aircraft GmbH)
(William E Horton, Santa Ana, CA)
(Ernő Horváth)
(Yonezo Hoshino)
(Russell A "Curly" Hosler, Huntington, IN)
(Patrice Houde, Reichshoffen, France)
(Richard & Katherine Houstee, Memphis, TN)
(Robert W. Hovey)
(Howard aircraft Corporation)
((D U) Howard Aero Inc, San Antonio, TX, 1963: Acquired by Alamo Aero Service as Howard Aero Mfg Co, Div of Business Aircraft Corp.)
(Tyler Howell, Jonesville, MI)
(Phil Howell, Christiansburg, VA)
(W T Howell & Victor Lutzky, Detroit, MI)
(Howland Aero Design, DeBary, FL)
(Steve W Hoynik, Milwaukee, WI)
(HPK Aircraft Associates (Harold Hayden, Art Payne, and Robert Kinney of Engle Flying Service), Delaware Valley, PA)
(J Hruby, Riverwoods, IL)
(Helikopter Technik München)
(Huabei Machinery Factory)
(Aach, Rhineland-Palatinate, Germany)
( Dr. Hugo Hübner)
(Alfred Huc – André Raynaud – Charles Guiraud)
(Sandy Hudson Jr, Black Mountain, NC)
(Sanders V Hudson & William B Harris, Black Mountain, NC)
(John W. Hudson & Clifton O'Brien, San Francisco, CA)
(R V Huey and John W Bulmer, Valley Center, KS)
(Huff-Daland Airplane Co, Bristol, PA)
(Flugzeugbau Julius Hüffer)
(Glen Huffman Aircraft Co, Detroit, MI)
(C A Hughes Jr, Elon College, NC)
(George Andrew Hughes, 1507 Garfield St (dba King of Flight Aircraft Co, 3830 Touzalin Ave), Lincoln, NE)
(1934: (Howard R) Hughes Development Co, Glendale, CA, 1936: Hughes Aircraft Div, Hughes Tool Co, Culver City, Burbank, CA, 1948: Aircraft Div, Hughes Tool Co. 1972: Hughes Helicopters Div, Summa Corp. 1984: Helicopter Div acquired by McDonnell-Douglas.)
(Adolph B Hugo, Tulsa, OK)
(Dane Hulbert)
(designed by Hubert Le Blon)
(Jean-Jacques Humbert)
((J Morry) Hummel Aviation, Bryan, OH)
(Hungaro Copter Limited)
(A E Hunt, Jetmore, KS)
(Bill Hunt, Moneta, Los Angeles, CA)
((Henry) Hunt Aircraft Mfg Co, Fiskeville, RI)
(John Hunt, Govilon, United Kingdom)
(Ralph V Hunt & William Rettig, Kansas City, MO)
(Charles Hunter, Chicago, IL)
((Howard) Huntington Aircraft Co Inc, New York, NY)
(Huntington Airplane Co, Huntington, WV)
(John Hunt)
(E P Hurd Co, Aeronautic Div, 5820 Fischer Ave, Detroit, MI)
(Avions Hurel-Dubois)
(Vecihi Hürkus)
(Mildred Caldwell, Margaret Hurlburt, Anna Logan, Cleveland, OH)
(LeRoy Hurry)
((J W) Hurst Aeroplane & Motor Co (Pres: I J O'Malley), Terre Haute, IN)
(Bill Husk, Dublin, GA)
(Caribbean Traders Inc, Miami, FL)
(J.G.H. Hussey, Calgary Alberta, Canada)
(Hutchinson Aircraft Co, Bay St Louis, MS)
(Ulrich Hütter and Wolfgang Hütter)