The Asia/Oceania Zone was one of three zones of regional competition in the 2003 Fed Cup.

• Venue: Tokyo, Japan (outdoor hard)
• Date: 21–25 April

The eleven teams were divided into two pools of five and six teams. The teams that finished first and second in the pools played-off to determine which team would partake in the World Group play-offs. The two nations coming last in the pools were relegated to Group II for 2004.

	Pool A	JPN	CHN	KOR	NZL	HKG
1	Japan (4–0)		2–0	2–1	3–0	2–0
2	China (3–1)	0–2		2–0	3–0	3–0
3	South Korea (2–2)	1–2	0–2		2–0	3–0
4	New Zealand (1–3)	0–3	0–3	0–2		3–0
5	Hong Kong (0–4)	0–2	0–3	0–3	0–3

	Pool B	INA	THA	TPE	UZB	MAS	KAZ
1	Indonesia (4–1)		1–2	3–0	3–0	3–0	3–0
2	Thailand (4–1)	2–1		1–2	2–1	3–0	3–0
3	Chinese Taipei (4–1)	0–3	2–1		2–1	2–1	2–0
4	Uzbekistan (2–3)	0–3	1–2	1–2		3–0	2–0
5	Malaysia (1–4)	0–3	0–3	1–2	0–3		2–1
6	Kazakhstan (0–5)	0–3	0–3	0–2	0–2	1–2

A Team	Score	B Team
Japan	3–0	Thailand
China	1–2	Indonesia

•  Japan and  Indonesia advanced to 2003 World Group play-offs.^[1][2]
•  Hong Kong and  Kazakhstan relegated to Group II in 2004.^[3][4]

• Venue: Tokyo, Japan (outdoor hard)
• Date: 21–24 April

The four teams played in one pool of four, with the two teams placing first and second in the pool advancing to Group I for 2004.

	Pool	IND	PHI	POC	KGZ
1	India (3–0)		3–0	2–0	3–0
2	Philippines (2–1)	0–3		3–0	3–0
3	Pacific Oceania (1–2)	0–2	0–3		3–0
4	Kyrgyzstan (0–3)	0–3	0–3	0–3

•  India and  Philippines advanced to Group I for 2004.^[5][6]

• Fed Cup structure

• Fed Cup website