The 2021–22 season was the 98th season in the existence of Rayo Vallecano and the club's first season back in the top flight of Spanish football. In addition to the domestic league, Rayo Vallecano participated in this season's edition of the Copa del Rey.
Players
First-team squad
Reserve team
Out on loan
Transfers
In
Out
Pre-season and friendlies
Competitions
Overall record
La Liga
League table
Results summary
Results by round
Matches
The league fixtures were announced on 30 June 2021.
Copa del Rey
Statistics
Appearances and goals
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! colspan=14 style=background:#dcdcdc; text-align:center|Goalkeepers
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! colspan=14 style=background:#dcdcdc; text-align:center|Defenders
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! colspan=14 style=background:#dcdcdc; text-align:center|Midfielders
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! colspan=14 style=background:#dcdcdc; text-align:center|Forwards
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! colspan=14 style=background:#dcdcdc; text-align:center|Players who have made an appearance this season but have left the club |- |}