- YA4D-1（YA-4A, later A-4A）：Flight test prototypes and pre-production aircraft.（1962年之前的稱號）
- Initial production version, 166 built
- Strengthened aircraft and added air-to-air refueling capabilities, improved navigation and flight control systems, provision for AGM-12 Bullpup missile, 542 built.
- Night/adverse weather version of A4D-2, with AN/APG-53A radar, autopilot, LABS low-altitude bombing system. Wright J65-W-20 engine with 8,200 lbf（36 kN） of takeoff thrust, 638 built.
- Designation not used to avoid confusion with the pre-1962 designation A4D.
- Major upgrade, including new Pratt & Whitney J52-P-6A engine with 8,400 lbf（37 kN） of thrust, strengthened airframe with two more weapon pylons (for a total of five), improved avionics, with TACAN, Doppler navigation radar, radar altimeter, toss-bombing computer, and AJB-3A low-altitude bombing system. Many later upgraded with J52-P-8 engine with 9,300 lbf（41 kN） thrust; 499 built.
- Refinement of A-4E with extra avionics housed in a hump on the fuselage spine (this feature later retrofitted to A-4Es and some A-4Cs) and more powerful J52-P-8A engine with 9,300 lbf（41 kN） of thrust, later upgraded in service to J52-P-408 with 11,200 lbf（50 kN）, 147 built. Some served with Blue Angels acrobatic team from 1973 to 1986.
- A-4G：該機型首先新建造了8架供澳大利亞皇家海軍使用，設計從A-4F作微小變化，使它們沒有駝峰狀凸起的航電位置。Subsequently, eight more A-4Fs were modified to this standard for the RAN. Significantly the A-4G were modified to carry four underwing Sidewinder AIM-9B missiles increasing their Fleet Defense capability.
- 90 aircraft for the Israeli Air Force based on the A-4F. Used 30 mm (1.18 in) DEFA cannon with 150 rpg in place of U.S. 20 mm (.79 in) guns. Later, some A-4Es later locally modified to this standard. Subsequently modified with extended jetpipes as protection against heat-seeking missiles.
- 10 aircraft for Royal New Zealand Air Force. In the 1990s, these were upgraded under Project KAHU with new radar and avionics, provision for AGM-65 Maverick, AIM-9 Sidewinder, and GBU-16 Paveway II laser-guided bomb. The RNZAF also rebuilt an A-4C and 10 A-4Gs to A-4K standard.
- A-4M Skyhawk II
- Dedicated Marine version with improved avionics and more powerful J52-P-408a engine with 11,200 lbf（50 kN） thrust, enlarged cockpit, IFF system. Later fitted with Hughes AN/ASB-19 Angle Rate Bombing System (ARBS) with TV and laser spot tracker, 158 built.
- 117 modified A-4Ms for the Israeli Air Force.
- Conversion trainer – standard A-4F with extra seat for an instructor, 241 built.
- two trainer versions of the A-4G built new, and two more modified from TA-4Fs.
- 25 trainer versions of the A-4H. Upgraded with more modern avionics, projected out of service date;2010.
- Dedicated trainer version based on A-4F, but lacking weapons systems, and with down-rated engine, 277 built new, and most TA-4Fs were later converted to this configuration.
- Four trainer versions of the above. A fifth was later assembled in NZ from spare parts.
Upgraded, modified and export variants[编辑]
- two A-4Es modified as prototypes of a trainer version.
- four TA-4Fs converted for ECM training.
- 100 A-4Cs remanufactured for Marine Corps Reserves and Navy Reserve squadrons. Fitted with A-4F avionics (including the fuselage "hump") but retaining J-65 engine and three-pylon wing.
- 23 TA-4Fs modified for Forward Air Control duties for the Marines in Vietnam.
- Remanufactured A-4Bs sold to Argentine Air Force known as A-4B by the Argentines.
- Remanufactured A-4Bs sold to Argentine Navy.
- Provisional designation for A-4Ms modified with the ARBS. Designation never adopted by the U.S. Navy or U.S. Marine Corps.
- A-4AR Fightinghawk
- 36 A-4Ms refurbished for Argentina.
- OA-4AR Fightinghawk
- Refurbished two-seat training version for Argentina.
- 30 modified A-4Ms for the Kuwaiti Air Force. Brazil purchased 20 of these second-hand and redesignated them AF-1. Now used by the Brazilian Navy on carrier duty.
- A proposed variant for the Royal Canadian Navy to replace the retired F-2H3 Banshee on HMCS Bonaventure. Canada expressed little interest and so it was never placed in production.
- three trainer versions of the above. Brazil purchased some of these second-hand and redesignated them AF-1A.
- 40 A-4Cs and A-4Ls refurbished for Royal Malaysian Air Force, incorporating many A-4M features (PTM stands for Peculiar to Malaysia).
- Unique trainer version for Royal Malaysian Air Force. Converted from A-4C/L airframes with 28" fuselage plug and second cockpit, similar to TA-4F/J (PTM stands for Peculiar to Malaysia).
- 50 A-4Bs remanufactured for Republic of Singapore Air Force.
- seven trainer versions of the above. Different from most TA-4 trainers with a common cockpit for the student and instructor pilot, these were essentially rebuilt with a 28英寸（710 mm） fuselage plug inserted into the front fuselage and a separate bulged cockpit (giving better all round visibility) for the instructor seated behind the student pilot.
- 50 A-4Cs remanufactured for Republic of Singapore Air Force.
- eight trainer versions of the above. These were designated as TA-4S-1 to set it apart from the earlier batch of seven airframes.
- A-4SU Super Skyhawk
- extensively modified and updated version of the A-4S-1, exclusively for the Republic of Singapore Air Force (RSAF), fitted with a General Electric F404 non-afterburning turbofan engine, and modernized electronics.
- TA-4SU Super Skyhawk
- extensively modified and updated version of the TA-4S & TA-4S-1 to TA-4SU standard.
- Brazilian Navy designation applied to 23 A-4KU and TA-4KU aircraft acquired from the Kuwaiti Air Force.
藍天使 & Top Gun[编辑]
- 澳大利亚 -退役
- 印尼 -封存
- 马来西亚 -退役
- 美國 -退役
- "McDonnell Douglas A4G Skyhawk." 美國國會圖書館的存檔，存档日期2009-05-19 Royal Australian Navy. Retrieved: 27 November 2015.
- Elward 2000, p. 163.
- Elward 2000, pp. 71–72.
- "OA-4M." 互联网档案馆的存檔，存档日期2015-11-22. a4skyhawk.org/ A-4 Skyhawk Association. Retrieved: 21 November 2015.
- Gann Wings of Fame No. 4 1996, p. 114.
- "ASN Wikibase Occurrence # 153270." aviation-safety.net. Retrieved: 5 May 2013.
- "Canada Skyhawk Proposal." 互联网档案馆的存檔，存档日期2012-04-14. a4skyhawk.org. Retrieved: 21 November 2015.
- "Royal Malaysian Air Force." 互联网档案馆的存檔，存档日期2012-06-22. a4skyhawk.org. Retrieved: 1 October 2012.