The 2020–21 West Ham United F.C. Women season was the club's 30th season in existence and their third in the FA Women's Super League, the highest level of the football pyramid. Along with competing in the WSL, the club also contested two domestic cup competitions: the FA Cup and the League Cup.

On 29 July 2020, the club announced they had signed a one-year deal with Dagenham & Redbridge F.C. to play at Victoria Road for the season having previously played at the Rush Green training ground stadium.

Manager Matt Beard departed the club by mutual consent on 19 November 2020 with the club sat in 9th place in the league. He had been in charge since the team joined the WSL in June 2018. Billy Stewart assumed the role on an interim basis until Olli Harder, having most recently been assistant manager at Norwegian men's second tier side Sandnes Ulf, was appointed on 23 December 2020.

Squad

FA Women's Super League

Results summary

Results by matchday

Results

League table

Women's FA Cup

As a member of the top two tiers, West Ham will enter the FA Cup in the fourth round proper. Originally scheduled to take place on 31 January 2021, it was delayed due to COVID-19 restrictions.

FA Women's League Cup

Group stage

Knockout stage

Squad statistics Appearances

Starting appearances are listed first, followed by substitute appearances after the + symbol where applicable.

|colspan="14"|Players away from the club on loan:

|colspan="14"|Players who appeared for the club but left during the season:

Transfers Transfers in DatePositionNationalityNameFromRef.9 July 2020GKMackenzie Arnold Brisbane Roar10 July 2020DFMaz Pacheco Reading16 July 2020MFKateřina Svitková Slavia Praha20 July 2020DFHawa Cissoko ASJ Soyaux24 July 2020FWNor Mustafa Eskilstuna United10 August 2020DFMia Cruickshank Reading14 August 2020MFRuby Grant Arsenal2 October 2020DFLois JoelSigned on non-contract terms North Carolina Tar Heels8 January 2021MFEmily van Egmond Orlando Pride28 January 2021MFDagný Brynjarsdóttir Selfoss

Loans in DatePositionNationalityNameFromUntilRef.28 August 2020MFEmily van Egmond Orlando Pride31 December 20203 September 2020FWRachel Daly Houston Dash31 December 20207 March 2021GKEmily Ramsey Manchester United24 April 202117 March 2021DFAnouk Denton ArsenalEnd of season

Transfers out DatePositionNationalityNameToRef.1 June 2020DFKatharina BaunachRetired12 June 2020GKAnna Moorhouse BordeauxMFTessel Middag FiorentinaFWEsmee de Graaf Leicester CityDFVyan Sampson San Marino AcademyFWRuesha Littlejohn Leicester CityDFOlivia SmithNon-contract player London Bees9 August 2020MFJulia Simic A.C. Milan28 August 2020DFFilippa Wallen Apollon Limassol20 September 2020FWJacynta Galabadaarachchi Napoli11 January 2021MFRuby Grant North Carolina Tar Heels

Loans out DatePositionNationalityNameToUntilRef.20 January 2021MFWiktoria Kiszkis Śląsk WrocławEnd of season27 January 2021FWAlisha Lehmann EvertonEnd of season29 January 2021MFCho So-hyun Tottenham HotspurEnd of season1 February 2021FWAngie Dunbar-Bonnie Charlton AthleticEnd of seasonDFMia Cruickshank London BeesEnd of season28 March 2021FWWiktoria Fronc London City LionessesEnd of season

References