As the World Group takes place as one single tournament, the event has been named the Billie Jean King Cup Finals.

Date: 1–6 November 2021 Venue: O2 Arena, Prague, Czech Republic Surface: Hard (i) 12 nations took part in the Finals, formerly known as World Group.

The qualification was as follows: Date: 7–8 February 2020 Sixteen teams played for eight spots in the Finals, in series decided on a home and away basis.

T = Ties, M = Matches, S = Sets Date: 16–17 April 2021 Sixteen teams played for eight spots in the 2022 qualifying round, in series decided on a home and away basis.

The Billie Jean King Cup committee decided that in light of the challenges of identifying and appointing a new host nation during the remainder of the 2021 tennis season, the event would take place in 2021.