2021 Davis Cup Asia/Oceania Zone Group III

The Asia/Oceania Zone was the unique zone within Group 3 of the regional Davis Cup competition in 2021. The zone's competition was held in round robin format in Amman, Jordan, from 15 to 18 September 2021.

Participating nations
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Draw
Date: 15–18 September 2021

Location: Jordan Tennis Federation, Amman, Jordan (hard)

Format: Round-robin basis. Three pools of three teams will contest the round-robin stage of the event. The top two teams in each pool will play-off, with the three winners earning promotion. The bottom team in each pool will be relegated to Asia/Oceania Group IV.

Seeding

 * 1 Davis Cup Rankings as of 8 March 2021

Pool C
''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.''

Final placements

 * ', ' and  were promoted to 2022 Davis Cup World Group II Play-offs.
 * ', ' and  were relegated to 2022 Davis Cup Asia/Oceania Zone Group IV.