The Africa Zone was the unique zone within Group 4 of the regional Davis Cup competition in 2021.
The zone's competition was held in round robin format in Brazzaville, Republic of the Congo, from 21 to 26 June 2021.
Date: 21–26 June 2021 Location: Complexe Sportif La Concorde, Brazzaville, Republic of the Congo (hard) Format: Round-robin basis.
The winner of each pool will play-off against the runner-up of the opposite pool to determine which two nations are promoted to Africa Group III in 2022.
Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-team ties, head-to-head records; 4. in three-team ties, (a) percentage of sets won (head-to-head records if two teams remain tied), then (b) percentage of games won (head-to-head records if two teams remain tied), then (c) Davis Cup rankings.