This is a list of the complete squads for the rugby union 2021 Rugby Europe Championship contested annually by the national rugby teams of Georgia, Netherlands, Portugal, Romania, Russia and Spain. Georgia are the defending champions. Note: Number of caps and players' ages are indicated as of 6 March 2021 – the tournament's opening day (except for the Netherlands who played their first match in July). For players added to a squad during the tournament, their caps and age are indicated as of the date of their call-up.