The 1921–22 season was Aberdare Athletic's first season in the Football League. They were founder members of the new Football League Third Division South.
Season review
League
Results summary Note: Two points for a win OverallHomeAway4217101557511.1244116438182.11641119330.58
Results by round
Fixtures and results
Third Division South
DateOpponentsVenueResultScorersAttendance27 Aug 1921PortsmouthH0–029 Aug 1921Swansea TownA2–13 Sep 1921PortsmouthA2–25 Sep 1921Swansea TownH2–110 Sep 1921Brighton & Hove AlbionH2–017 Sep 1921Brighton & Hove AlbionA2–124 Sep 1921WatfordH3–01 Oct 1921WatfordA0–38 Oct 1921Charlton AthleticH3–315 Oct 1921Charlton AthleticA1–222 Oct 1921Northampton TownA0–229 Oct 1921Northampton TownH4–25 Nov 1921Queens Park RangersH4–212 Nov 1921Queens Park RangersA0–119 Nov 1921Southend UnitedA2–326 Nov 1921Southend UnitedH1–110 Dec 1921Norwich CityA0–017 Dec 1921ReadingH0–124 Dec 1921ReadingA1–026 Dec 1921BrentfordA1–227 Dec 1921BrentfordH2–031 Dec 1921Bristol RoversH2–014 Jan 1922Bristol RoversA1–528 Jan 1922Merthyr TownA1–04 Feb 1922Plymouth ArgyleH0–011 Feb 1922Plymouth ArgyleA0–318 Feb 1922Newport CountyH3–0 7.00025 Feb 1922Newport CountyA0–1 9.00011 Mar 1922Luton TownA2–116 Mar 1922Norwich CityH1–218 Mar 1922Swindon TownA2–225 Mar 1922Swindon TownH3–21 Apr 1922GillinghamA1–38 Apr 1922GillinghamH6–110 Apr 1922Merthyr TownH0–015 Apr 1922MillwallA0–017 Apr 1922SouthamptonA0–118 Apr 1922SouthamptonH0–122 Apr 1922MillwallH0–029 Apr 1922Exeter CityA1–01 May 1922Luton TownH2–06 May 1922Exeter CityH0–2
League table