Nakajima (Japan) — Nakajima Hikoki KK (Nakajima Aircraft Company)
- Nakajima Ki-43 Hayabusa (Oscar): Japanese World War II single-engine single-seat fighter
NAMC (China) — Hongdu Aviation Industry (Group) Corporation
- Nanchang CJ-6: Chinese single-engine two-seat basic trainer monoplane
- Nanchang CJ-6A: Chinese single-engine two-seat basic trainer monoplane
- Nanchang Q-5 Fantan: Chinese-built single-engine single-seat supersonic ground-attack jet aircraft
NAF (USA) — The Naval Aircraft Factory (NAF)
- Naval Aircraft Factory N3N-3 Canary Yellow Peril: USN single-engine two-seat biplane trainer
Nicholas-Beazley (USA)
- Nicholas Beazley NB-8G: Single-engine two-seat parasol light monoplane
Nieuport (France)
- Nieuport 2N: French single-engine single-seat pioneer monoplane
- Nieuport 10/83E: World War I French single-engine single-seat general purpose biplane
- Nieuport XI Bébé: French World War I single-engine single-seat biplane fighter
- Nieuport 17: French World War I single-engine single-seat biplane fighter
- Nieuport N.28C-1: French World War I single-engine single-seat biplane fighter
Noorduyn (Canada)
- Noorduyn Norseman Mk.IV: Canadian single-engine high-wing utility cabin monoplane
- Noorduyn Norseman Mk.V (C-64A, UC-64A): Canadian single-engine high-wing utility cabin monoplane
- Noorduyn Norseman Mk.VI: Canadian single-engine high-wing utility cabin monoplane
Nord Aviation (France)
- Nord 1101 Noralpha: French built Messerschmitt Bf.108 single-engine four-seat cabin monoplane
North American Aviation (USA)
- North American NA-50 "Torito" Export Fighter (NA-50): Single-engine single-seat low-wing all-metal export fighter
- North American BT-14 "Yale" (NA-58): Single-engine Two-seat Low-wing Tail-dragger Basic Trainer Monoplane
- North American NA-64 "Yale" (NA-64): Single-engine two-seat low-wing monoplane advanced trainer
- North American "Harvard Mk.II" (NA-66): Single-engine two-seat basic monoplane trainer
- North American XP-51 (NA-73): World War II single-engine single-seat monoplane fighter.
- North American AT-6A "Texan" (NA-78): Single-engine two-seat low-wing advanced trainer monoplane.
- North American B-25C "Mitchell" (NA-82): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber
- North American "Mitchell Mk.II" (NA-82): World War II RAF twin-engine mid-wing dual-rudder tri-gear light bomber
- North American PBJ-1C "Mitchell" (NA-82): World War II USN/USMC twin-engine mid-wing dual-rudder tri-gear light bomber
- North American PBJ-1D "Mitchell" (NA-87): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber
- North American AT-6C "Texan" (NA-88): World War II USAAF single-engine two-seat low-wing advanced training monoplane
- North American AT-6D "Texan" (NA-88): World War II USAAF single-engine two-seat low-wing advanced training monoplane
- North American AT-6G "Texan" (NA-88): World War II USAAF single-engine two-seat low-wing advanced training monoplane
- North American "Harvard Mk.IIA" (NA-88): World War II RCAF single-engine two-seat low-wing advanced training monoplane
- North American SNJ-4 "Texan" (NA-88): World War II USN/USMC single-engine two-seat low-wing advanced training monoplane
- North American SNJ-5 "Texan" (NA-88): World War II USN/USMC single-engine two-seat low-wing advanced training monoplane
- North American XAT-6E "Texan Ranger" (NA-88): Experimental World War II USAAF single-engine two-seat low-wing advanced training monoplane with Ranger in-line engine.
- North American A-36A "Mustang/Apache/Invader" (NA-97): World War II USAA single-engine single-seat low-wing ground attack monoplane.
- North American B-25H "Mitchell" (NA-98): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American PBJ-1H "Mitchell" (NA-98): World War II USN/USMC twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American P-51A "Mustang" (NA-99): World War II USAAF single-engine single-seat low-wing fighter.
- North American B-25D "Mitchell" (NA-100): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American B-25J "Mitchell" (NA-108): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American "Mitchell Mk.III" (NA-108): World War II RAF twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American PBJ-1J "Mitchell" (NA-108): World War II USN/USMC twin-engine mid-wing dual-rudder tri-gear light bomber.
- North American TB-25J "Mitchell" (NA-108): World War II USAAF twin-engine mid-wing dual-rudder tri-gear light bomber/trainer.
- North American P-51D "Mustang" (NA-109): World War II USAAF single-engine single-seat low-wing long-range monoplane escort fighter.
- North American P-51C "Mustang" (NA-111): World War II USAAF single-engine single-seat low-wing log-range monoplane escort fighter.
- North American P-51D "Mustang" (NA-111): World War II USAAF single-engine single-seat low-wing long-range monoplane escort fighter.
- North American SNJ-5 "Texan" (NA-121): World War II USN/USMC single-engine two-seat low-wing advanced training monoplane.
- North American SNJ-5C "Texan" (NA-121): World War II USN/USMC single-engine 2-seat low-wearing advanced training monoplane
- North American "Mustang IV" (NA-122): World War II RAF single-engine single-seat low-wing long-range monoplane escort fighter.
- North American F-82B "Twin-Mustang" (NA-123): Twin-engine twin-fuselage twoseat low-wing long-range escort fighter.
- North American P-51D "Mustang" (NA-124): World War II USAAF single-engine single-seat low-wing long-range monoplane escort fighter.
- North American FJ-1 "Fury" (NA-141): USN single-engine single-seat low-wing carrier-based jet-fighter.
- North American F-82E "Twin-Mustang" (NA-144): Twin-engine twin-fuselage twoseat low-wing long-range escort fighter.
- North American "Navion" (NA-145): Single-engine 4-seat low-wing tri-gear cabin monoplane.
- North American F-86A "Sabre" (NA-151): Single-engine single-seat low-swept-wing subsonic USAF jet fighter.
- North American B-45C "Tornado" (NA-153): USAF 4-engine 4-crew shoulder-wing medium jet bomber.
- North American T-28A "Trojan" (NA-159): USAF single-engine 2-seat low-wing tri-gear advanced trainer monoplane.
- North American F-86A "Sabre" (NA-161): USAF single-engine single-seat low-swept-wing jet fighter.
- North American F-86D "Sabre Dog" (NA-165): USAF RADAR-equipped single-engine single-seat low-swept-wing jet fighter.
- North American T-6G "Texan" (NA-168): USAF single-engine 2-seat low-wing tri-gear advance trainer monoplane.
- North American F-86D "Sabre Dog" (NA-173): USAF RADAR-equipped single-engine single-seat low-swept-wing jet fighter.
- North American F-86L "Sabre Dog" (NA-173): USAF RADAR-equipped single-engine single-seat low-swept-wing jet fighter.
- North American T-28A "Trojan" (NA-174): USAF single-engine 2-seat low-wing tri-gear advanced trainer monoplane.
- North American F-86F "Sabre" (NA-176): USAF single-engine single-seat low-swept-wing tri-gear subsonic jet fighter.
- North American YF-100A "Super Sabre" (NA-180): USAF single-engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American FJ-2 "Fury" (NA-181): USN single-engine single-seat low-swept-wlng tri-gear subsonic carrier-based jet fighter.
- North American AT-6G "Texan" (NA-188): USAF single-engine 2-seat low-wing advanced trainer monoplane.
- North American F-86D "Sabre Dog" (NA-190): USAF single-engine single-seat low-swept-wing tri-gear subsonic jet fighter
- North American F-86F "Sabre" (NA-191): USAF single-engine single-seat low-swept-wing tri-gear subsonic jet fighter
- North American QF-86F "Sabre" (NA-191): USAF single-engine low-swept-wing tri-gear subsonic jet target drone.
- North American F-100A "Super Sabre" (NA-192): USAF single-engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American RF-100A "Slick Chick" (NA-192): USAF single-engine single-seat low-swept-wing tri-gear supersonic Wild Weasel/Reconnaissance/Fighter-Bomber jet aircraft.
- North American F-86F "Sabre" (NA-193): USAF single-engine single-seat low-swept-wing subsonic jet fighter.
- North American FJ-3 "Fury" (NA-194): USN/USMC carrier capable single-engine single-seat low-swept-wing tri-gear subsonic jet fighter.
- North American T-28B "Trojan" (NA-200): USN/USMC single-engine 2-seat low-wing tri-gear trainer monoplane.
- North American F-86L "Sabre" (NA-201): USAF single-engine single-seat low-swept-wing tri-gear jet fighter.
- North American F-86F "Sabre" (NA-202): USAF single-engine single-seat low-swept-wing tri-gear jet fighter.
- North American F-86H "Sabre" (NA-203): USAF single-engine single-seat low-swept-wing tri-gear jet fighter.
- North American YF-107A "Ultra Sabre" (NA-212): USAF single-engine single-seat low-swept-wing tri-gear prototype supersonic jet fighter.
- North American F-100C "Super Sabre" (NA-214): USAF single-engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American F-100C "Super Sabre" (NA-217): USAF single-engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American T-28B "Trojan" (NA-219): USN carrier capable single-engine 2-seat low-wing tri-gear advanced trainer monoplane.
- North American F-100D "Super Sabre" (NA-223): USAF single engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American T-28C "Trojan" (NA-226): USN single-engine 2-seat low-wing advanced trainer monoplane.
- North American F-86F "Sabre" (NA-227): USN single-engine 2-seat low-wing advanced trainer monoplane.
- North American F-86F "Sabre" (NA-231): USAF single-engine single-seat low-swept-wing subsonic jet fighter.
- North American QF-86F "Sabre" (NA-231): USAF single-engine low-swept-wing subsonic jet target drone.
- North American F-100D "Super Sabre" (NA-235): USAF single-engine single-seat low-swept-wing tri-gear supersonic jet fighter.
- North American F-100D "Super Sabre"(NA-235): USAF single-engine low-swept-wing tri-gear supersonic jet target drone.
- North American X-15A (NA-240): NASA single-seat rocket powered hypersonic research aircraft.
- North American F-100F "Super Sabre" (NA-243): USAF single-engine 2-seat low-swept-wing tri-gear supersonic jet trainer fighter.
- North American T-28C "Trojan" (NA-252): USN single-engine two-seat low-wing advanced monoplane trainer.
- North American T2J-1 "Buckeye" (NA-253): USN carrier-capable twin-engine 2-seat low-wing jet trainer.
- North American T-39A "Sabreiner" (NA-265): USAF twin-engine low-swept-wing pilot proficiency trainer and utility transport.
- North American CT-39A "Sabreliner" (NA-276): USAF twin-engine low-swept-wing cargo and personnel transport.
- North American XB-70A "Valkyrie" (NA-278): USAF deep-penetration supersonic strategic bomber.
- North American Rockwell YOV-10A "Bronco" (NA-300): Twin-turboprop light attack and observation aircraft.
- North American Rockwell OV-10A "Bronco" (NA-305): Twin-turboprop life attack and observation.
- North American RA-5C "Vigilante" (NA-316): USN carrier-based Twin-engine 2-crew mid-swept-wing strategic supersonic reconnaissance/bomber.
- North American T-2C "Buckeye" (NA-318): USN carrier-capable twin-engine 2-crew mid-wing jet trainer.
- North American OV-10A "Bronco"(NA-321): Twin-turboprop life attack and observation.
- North American Rockwell 500S "Strike Commander" (NA-500S): Twin-engine high-wing utility and business aircraft.
John K. "Jack" Northrop (1895-1981)
- John K. "Jack" Northrop: "Every airplane flying today has Jack Northrop written on it." Don Douglas
(Northrop, Jack) Avion Corporation, Burbank, CA (1928)
- Avion Experimental No. 1 (Jack Northrop) 1928.: Original flying wing, developed by John K. Northrop for the Avion Corporation.
Northrop (USA) — Northrop Aircraft Corporation, Division of United Aircraft and Transportation Corporation (1929)
- Northrop Alpha 3: Single-engine one/three-place (two-passenger plus cargo) closed-cabin land monoplane.
- Northrop Alpha 4: Single-engine one-place open-cockpit all-metal cargo land monoplane.
- Northrop Alpha 4A: Single-engine one-place open-cockpit all-metal cargo land monoplane.
- Northrop YC-19 & Y1C-19: Single-engine five-place Military VIP transport monoplane.
- Northrop Beta 3: Two-seat all-metal low-wing sport monoplane
- Northrop Beta 3D: Single-engine single-seat all-metal low-wing sport monoplane
Northrop (USA) — Northrop Corporation, Partnership with Douglas Aircraft, El Segundo, California, 1932 (USA)
- Northrop Gamma 1E: Single-engine two-seat all-metal low-wing mail monoplane
- Northrop Gamma 2A Texaco Sky Chief: Single-engine one-seat all-metal low-wing sport monoplane
- Northrop Gamma 2B: Single-engine two-seat all-metal low-wing monoplane for Antarctic exploration
- Northrop Gamma 2C (YA-13): Single-engine two-seat all-metal low-wing light attack bomber monoplane
- Northrop Gamma 2D: Single-engine one-place closed cabin low-wing landplane monoplane
- Northrop Gamma 2E: Single-engine two-seat low-wing bomber monoplane
- Northrop Gamma 2EC: Single-engine two-seat low-wing bomber monoplane
- Northrop Gamma 2ED: Single-engine two-seat low-wing bomber monoplane
- Northrop Gamma 2ED-C: Single-engine two-seat low-wing bomber monoplane
- Northrop Gamma 2F (XA-16): Single-engine two-seat low-wing bomber monoplane
- Northrop Gamma 2G: Single-engine two-place closed cabin landplane monoplane racer
- Northrop Gamma 2H: Single-engine two-place closed cabin low-wing landplane racing monoplane
- Northrop Gamma 2J2: Single-engine three-crew low-wing basic/advanced trainer monoplane
- Northrop Gamma 2L: Single-engine two-crew low-wing flying-test-bed monoplane
- Northrop Gamma 3A: Single-engine single-seat low-wing pursuit monoplane
- Northrop Gamma 5A: Single-engine two-seat low-wing light attack bomber monoplane
- Northrop Gamma 5B: Single-engine two-crew low-wing light attack bomber monoplane
- Northrop Gamma 5D: Single-engine two-crew low-wing light attack bomber monoplane
- Northrop YA-13: Single-engine two-seat all-metal low-wing light attack bomber monoplane
- Northrop XA-16: Single-engine two-seat all-metal low-wing light attack bomber monoplane
- Northrop XP-948: Single-engine single-seat low-wing pursuit monoplane
- Northrop XFT-1: Single-engine single-seat low-wing USN experimental fighter
- Northrop XFT-2: Single-engine single-seat low-wing USN experimental fighter
- Northrop Delta: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta 1A: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta 1B: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta 1C: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta 1D: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta 1E: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop Delta Mk.I: American single-engine closed-cabin low-wing passenger transport monoplane
- Northrop BT-1: USN single-engine 2-crew low-wing semi-retractable-gear dive bomber monoplane.
- Northrop XBT-2: USN single-engine 2-crew low-wing semi-retractable-gear dive bomber monoplane.
- Northrop BT-2: Note: Became the Douglas SBD "Dauntless" series. See the linked Wikipedia Douglas SBD Dauntless article.
- Northrop A-17: USAAC single-engine 2-crew low-wing fixed-undercarriage attack bomber monoplane.
- Northrop A-17A: USAAC single-engine 2-crew low-wing retractable-undercarriage attack bomber monoplane.
- Northrop A-17AS: USAAC single-engine 3-crew low-wing retractable-undercarriage staff transport monoplane.
Northrop (USA) — El Segundo Division of Douglas Aircraft, El Segundo, California (1938)
- (Douglas) Northrop 8A-1: Swedish Air Force single-engine 2-crew low-wing fixed-undercarriage attack bomber monoplane.
- (Douglas) Northrop 8A-2: Argentine Air Force single-engine 2-crew low-wing fixed-undercarriage attack bomber monoplane.
- (Douglas) Northrop 8A-3N: Dutch Air Force single-engine 2-crew low-wing retractable-undercarriage attack bomber monoplane.
- (Douglas) Northrop 8A-3P: Peruvian Air Force single-engine 2-crew low-wing retractable-undercarriage attack bomber monoplane.
- (Douglas) Northrop 8A-4: Iraqi Air Force single-engine 2-crew low-wing retractable-undercarriage attack bomber monoplane.
- (Douglas) Northrop 8A-5N: Norwegian Air Force single-engine 2-crew low-wing retractable-undercarriage attack bomber monoplane.
Northrop — Northrop Aircraft, Inc., Hawthorne, California (1939)
- Northrop N-1M Jeep: Twin-engine single-seat experimental flying wing (1 built)
- Northrop XP-56 (N-2) Black Bullet: Single-engine single-seat experimental interceptor monoplane (2 built)
- Northrop N-3: Single-engine low-wing attack bomber (design only, none build)
- Northrop N-3PB: Norwegian single-engine 2-place low-wing monoplane attack bomber floatplane (24 built)
- Northrop N-4: Single-engine single-seat low-wing pursuit monoplane (design only, none built)
- Northrop V-72: Northrop license built Vultee Vengeance Mk.I/Mk.IIs license built RAF single-engine two-seat low-wing dive-bomber monoplane
- Northrop Zap-Flap Research: 1941 Zap-Flap research using USN bailed Vought OS2U-1 Kingfisher
- Northrop XP-61 Black Widow (NS both-8A): Twin-engine twin-boom RADAR-equipped monoplane night fighter prototype (2 built)
- Northrop YP-61 Black Widow (N-8B): Twin-engine twin-boom RADAR-equipped monoplane night fighter (13 pre-production aircraft)
- Northrop P-61A Black Widow (N-8C): Twin-engine twin-boom RADAR-equipped monoplane night fighter
- Northrop P-61B Black Widow (N-8D): Twin-engine twin-boom RADAR-equipped monoplane night fighter
- Northrop P-61C Black Widow (N-8E): Twin-engine twin-boom RADAR-equipped monoplane night fighter
- Northrop XP-61D Black Widow (N-8F): Twin-engine twin-boom experimental engine test aircraft
- Northrop JB-1 "Bat" Glider (N-16 MX-543) Prototype: Manned aerodynamic research vehicle for Northrop JB-1 "Bat" flying wing cruise missile
- Northrop JB-1 "Bat" Bomb (N-16, MX-543): Twin-engine flying wing surface-to-surface cruise missile
- Northrop XP-61E Escort Fighter (N-17): Prototype Daytime Long-Range Escort Fighter
- Northrop F-15A Reporter (N-20): Twin-engine twin-boom unarmed photo-reconnaissance aircraft
- Northrop JB-10 (N-16 MX-544): Single pulse-jet engine powered flying wing surface-to-surface cruise missile
- Northrop XB-35 Flying Wing Bomber (N-9: Four-engine experimental Flying Wing Bomber
- Northrop YB-35 Flying Wing Bomber (N-9): Four-engine experimental Flying Wing Bomber
- Northrop XP-89 Scorpion (N-24): First prototype twin-engine experimental all-weather jet interceptor
- Northrop YB-49 Flying Wing Jet Bomber (N-50): Eight-jet-engine experimental Flying Wing Bomber
- Northrop YRB-49A Flying Wing Jet Reconnaissance Bomber (N-52): Eight-jet-engine experimental Flying Wing Bomber
- Northrop YP-89 Scorpion (N-49): Second prototype twin-engine all-weather jet interceptor
- Northrop X-4 Bantam (N-26): USAF/NACA Sonic Research Aircraft
- Northrop F-89A Scorpion (N-35): First production twin-engine all-weather jet interceptor
- Northrop F-89B Scorpion (N-35): Second production twin-engine all-weather jet interceptor
- Northrop F-89C Scorpion (N-35): Third production twin-engine all-weather jet interceptor
- Northrop F-89D Scorpion (N-68): First major production version twin-engine all-weather jet interceptor
- Northrop F-89F Scorpion (N-81): Advanced Design Proposal: Upgraded Fuselage, Wings, Engines, Avionics (none build).
- Northrop F-89H Scorpion (N-138): USAF all-weather two-seat twin-engine straight-mid-wing jet interceptor
- Northrop F-89J Scorpion (N-141): USAF all-weather two-seat twin-engine straight-mid-wing jet interceptor
- Northrop N-156F Freedom Fighter (N-156F): USAF single-seat twin-engine lightweight supersonic jet fighter prototype
- Northrop YF-5A Freedom Fighter (N-156F): USAF single-seat twin-engine lightweight supersonic jet fighter prototype
- Northrop F-5A Freedom Fighter (N-156A): Single-seat twin-engine lightweight supersonic jet fighter
- Northrop F-5B Freedom Fighter (N-156B): Two-seat twin-engine lightweight supersonic jet fighter/trainer
- Northrop RF-5A Freedom Fighter (N-156C): Single-seat twin-engine lightweight supersonic jet reconnaissance fighter
- Northrop F-5E Tiger II (N-311): Single-seat twin-engine lightweight supersonic jet fighter
- Northrop F-5F Tiger II (N-311B): Two-seat twin-engine lightweight supersonic jet fighter/trainer
- Northrop RF-5F TigerEye (N-311C): Single-seat twin-engine lightweight supersonic jet reconnaissance fighter