List of World War I aces credited with 20 or more victories

Aces

</onlyinclude> </onlyinclude> </onlyinclude> Name Country Air service(s) Victories Note |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 80Franks, Bailey, Guest, 1993. pp. 241–242 | The Red BaronPLM plus 22 other awards

|style="text-align:left;"| | Aéronautique Militaire | 75Guttman, 2002. p. 20 | Top Allied and French aceCdeLd'h, MM(Fr), CdeG, BCdeG, MC, MM.

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 72Shores, 2001. p. 89 | Top Canadian and British Empire aceVC, CB, DSO*, MC, DFC.

|style="text-align:left;"| | Luftstreitkräfte | 62 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left; white-space:nowrap;"| | Royal Flying Corps, Royal Air Force | 61Shores, Frank, Guest 1990, pp. 255–256. | Top British ace .

|style="text-align:left;"| |style="white-space:nowrap;"| Royal Naval Air Service, Royal Air Force | 60Franks, 2004. pp. 68–69 | Top Royal Naval Air Service aceDSO*, DSC, DFC, OSA, CdeG |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 57 | VC, DSO*, MC*, MM, CdeG

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 54 | Top South African aceVC, DSO, MC*, DFC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 54 | PLM, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 54 | DSO, MC*, CdeLd'h, CdeG |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Aéronautique Militaire | 53Franks, 2000. pp. 43–44 | CdeLd'h, MM(Fr), CdeG, DSO, OLII

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 50 | VC, DSO*, MC**, MMV*(Silver), CdeG

|style="text-align:left;"| | Luftstreitkräfte | 48 | PLM, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 48 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 47 | Top Australian aceDSO*, DSC*, CdeG |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 47Franks, 2007. p. 41 | Top Irish ace MC**, DFC* |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 45 | PLM, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps | 44Franks, 2000. pp. 28–29 | VC, DSO**, MC, OSG

|style="text-align:left;"| | Luftstreitkräfte | 44 | PLM, MOSH, IC

|style="text-align:left;"| |Luftstreitkräfte | 44 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 43 | PLM, MMC(P), IC, WB

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 43 | DSO, MC, DFC*

|style="text-align:left;"| | Aéronautique Militaire | 43Franks, 2000. pp. 56–58 | CdeLd'h, MM(Fr), CdeG, DSC, MC, BCdeG, DSC(US)

|style="text-align:left;"| | Aéronautique Militaire | 41Franks, 2000. p. 51 | CdeLd'h, MM(Fr), CdeG |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 40 | PLM, IC

|style="text-align:left;"| | Luftstreitkräfte | 40 | PLM, MOSH, HOH, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 40 | DSO, MC*, AFC

|style="text-align:left;"| | Luftstreitkräfte | 40 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 39 | DSO, DSC*

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 39Guttman, 2007. pp. 29–31, 87 | Top observer aceMC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 39 | DSO, MC** |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 39Franks, Bailey, Guest, 1993. p. 239 | PLM, HOH, MOMJ, IC

|style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 39 | DSC*, DFC

|style="text-align:left;"| | Luftstreitkräfte | 39 | PLM, HOH, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 38 | Leading 2 seater pilot of warMC*

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 37 | DSO, DFC*

|style="text-align:left;"| | Belgian Military Aviation | 37Franks, 2000. p. 71 | Top Belgian and balloon busting ace of warOL, OWE, OC, CdeG, BCdeG, CdeLd'H, DSO, MC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 37 | DSO, MC, DFC*, MM

|style="text-align:left;"| | Luftstreitkräfte | 36 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 36 | PLM, MMC(P), IC, sole award of Gold WB

|style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 36 | DFC**, AFC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 36Franks, Bailey, Guest, 1993. pp. 169–171 | PLM, MOMJ, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Aéronautique Militaire | 35Franks, 2000. pp. 60–61 | CdeLd'h, MM(Fr), CdeG

|style="text-align:left;"| | Luftfahrtruppen | 35Chant, 2002. p. 90 | Top Austro-Hungarian aceOIC, OL, MFB, MMM, IC

|style="text-align:left;"| | Luftstreitkräfte | 35 | MMC(P), IC

|style="text-align:left;"| | Luftstreitkräfte | 35 | PLM, MMC(P), HOH, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 35 | DSO, MC*, DFC

|style="text-align:left;"| | Luftstreitkräfte | 35 | PLM, IC, MOMJ

|style="text-align:left;"| | Luftstreitkräfte | 35 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 35 | PLM, HOH, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 35 | DSO, MC*, CdeLd'h |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Corpo Aeronautico Militare | 34Franks, 2000. p. 76 | Top Italian aceMMV(Gold), MMV**(Silver), MC, CdeG, OC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Aéronautique Militaire | 34Guttman, 2002. p. 93 | CdeLd'h, MM(Fr), MC

|style="text-align:left;"| | Luftstreitkräfte | 33Franks, Bailey, Guest, 1993. pp. 81–82 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 33 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 33 | DSO, MC* |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 33 | PLM, HOH, IC

|style="text-align:left;"| | Luftfahrtruppen | 32 | MFB (1 gold and 4 silver)

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 32 | DSO, MC*, DFC

|style="text-align:left;"| | Luftstreitkräfte | 32 | MOSH, IC

|style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 32Franks, 2003. pp. 12–13 | DSO, DSC*, DFC*

|style="text-align:left;"| | Marinefliegerkorps | 32 | Also World War II acePLM, IC

|style="text-align:left;"| | Luftstreitkräfte | 31 | IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force, Canadian Air Force | 31 | Top two-seater ace for UKDSO, MC*, DFC

|style="text-align:left;"| | Marinefliegerkorps | 31 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 30 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 30 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 30 | IC

|style="text-align:left;"| | Luftstreitkräfte | 30 | PLM, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 30 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 30 | MC, DFC

|style="text-align:left;"| | Luftstreitkräfte | 29 | HOH, IC, WB |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 29 | DSC, CdeG

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 29 | MC, DFC

|style="text-align:left;"| | Australian Flying Corps | 29 | DSO, DFC**

|style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 29 | DSC*, DFC*

|style="text-align:left;"| | Luftstreitkräfte | 28Franks, Bailey, Guest, 1993. p. 75 | PLM, IC

|style="text-align:left;"| | Aéronautique Militaire | 28Guttman, 2002. pp. 65–66 | CdeLd'h, CdeG |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 28Franks, Bailey, Guest, 1993. p. 90 | PLM, MOSH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 28 | DSO*, CdeG

|style="text-align:left;"| | Luftfahrtruppen | 28 | OIC, OL, MMC(AH), MMM, MFB, IC

|style="text-align:left;"| | Luftstreitkräfte | 28Franks, Bailey, Guest, 1993. pp. 119–120 | PLM, IC, MOMJ

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 28 | DFC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 28 | MC*

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 28 | MC, DFC

|style="text-align:left;"| | Luftstreitkräfte | 28Franks, Bailey, Guest, 1993. pp. 153–154 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 28 | PLM, HOH, IC, MOMJ

|style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. p. 70 | PLM, IC

|style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. pp. 111–112 | MMC(P), IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. pp. 142–143 | PLM, HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftfahrtruppen | 27 | OIC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 27Franks, 2003. p. 88 | MC, DFC*, MMV

|style="text-align:left;"| | Royal Flying Corps | 27 | DFC

|style="text-align:left;"| | Aéronautique Militaire | 27Franks, 2000. pp. 61–62 | CdeLd'h, MM(Fr), CdeG, MC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Flying Corps | 27 | DSO, MC*

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 27 | DFC*

|style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. p. 215 | PLM, MMC(P), HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. p. 219 | PLM, HOH, IC, MOMJ

|style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 27 | DSC*, DFC

|style="text-align:left;"| | Luftstreitkräfte | 27Franks, Bailey, Guest, 1993. pp. 233–234 | PLM, HOH, IC

|style="text-align:left;"| | Luftstreitkräfte | 26 | PLM, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 26Franks, Bailey, Guest, 1993. pp. 101–102 | PLM, HOH, IC, MOMJ

|style="text-align:left;"| | Royal Flying Corps | 26Guttman, 2007. p. 87 | Observer aceDFM

|style="text-align:left;"| | Royal Flying Corps | 26 | MC, DFC*

|style="text-align:left;"| | Australian Flying Corps | 26 | DSO, DFC

|style="text-align:left;"| | Royal Flying Corps | 26 | DFC, MC, AFC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 26 | HOH, IC

|style="text-align:left;"| | US Army Air Service | 26Franks, 2000. p. 74Franks, 2001. p. 86 | Top US aceMOH, DSC(US), CdeLd'h, CdeG

|style="text-align:left;"| | Corpo Aeronautico Militare | 26Franks, 2000. pp. 81–82 | MMV(Gold), MMV*(Silver)

|style="text-align:left;"| | Royal Flying Corps | 26 | DSO*, MC, DFC*

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 26 | MC, DFC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 25Franks, Bailey, Guest, 1993. p. 68 | PLM, IC

|style="text-align:left;"| | Royal Flying Corps, Royal Air Force | 25 | Top New Zealander aceMC, DFC*

|style="text-align:left;"| | Royal Flying Corps | 25 | DSC**, DFC

|style="text-align:left;"| | Luftstreitkräfte | 25Franks, Bailey, Guest, 1993. pp. 123–124 | HOH, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte | 25 | PLM, IC |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Royal Naval Air Service, Royal Air Force | 25 | DSC* |- |style="background:#e3d9ff;"| † |style="text-align:left;"| | Luftstreitkräfte