2003 Davis Cup Asia/Oceania Zone

The Asia/Oceania Zone was one of three Zones of Davis Cup competition in 2003.

Group I
Winners in Group I advanced to the World Group qualifying round, along with losing teams from the World Group first round. Teams who lost their respective ties competed in the relegation play-offs, with winning teams remaining in Group I, whereas teams who lost their play-offs were relegated to the Asia/Oceania Zone Group II in 2004.

Group II

 * Tajikistan and Kazakhstan relegated to Group III in 2004.
 * Chinese Taipei promoted to Group I in 2004.

Group III

 * Participating Teams
 * — promoted to Group II in 2004
 * — relegated to Group IV in 2004
 * — promoted to Group II in 2004
 * — relegated to Group IV in 2004
 * — relegated to Group IV in 2004
 * — relegated to Group IV in 2004
 * — relegated to Group IV in 2004
 * — relegated to Group IV in 2004

Group IV

 * Participating Teams
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004
 * — promoted to Group III in 2004