The 2003 Fed Cup was the 41st edition of the most important competition between national teams in women's tennis.

The final took place at the Olympic Stadium in Moscow, Russia on 22–23 November. France defeated the United States, giving France their second title.

World Group

Participating Teams
Argentina	Australia	Austria	Belgium
Colombia	Croatia	Czech Republic	France
Germany	Italy	Russia	Slovakia
Slovenia	Spain	Sweden	United States

Draw

	First round 26–27 April					Quarterfinals 19–20 July					Semifinals 19–20 November					Final 22–23 November
	Ettenheim, Germany (Outdoor clay)
	1	Slovakia	3
						Charleroi, Belgium (Indoor hard)
		Germany	2
						1	Slovakia	0
	Bree, Belgium (Indoor clay)
						5	Belgium	5
		Austria	0
											Moscow, Russia (Indoor carpet)
	5	Belgium	5
											5	Belgium	1
	Linköping, Sweden (Indoor hard)
											3	United States	4
	7	Italy	3
						Washington, D.C., United States (Outdoor hard)
		Sweden	2
						7	Italy	0
	Lowell, Massachusetts, United States (Indoor hard)
						3	United States	5
		Czech Republic	0
																Moscow, Russia (Indoor carpet)
	3	United States	5
																3	United States	1
	Moscow, Russia (Indoor carpet)
																6	France	4
	4	Russia	4
						Portorož, Slovenia (Outdoor clay)
		Croatia	1
						4	Russia	5
	Buenos Aires, Argentina (Outdoor clay)
							Slovenia	0
		Slovenia	3
											Moscow, Russia (Indoor carpet)
	8	Argentina	2
											4	Russia	2
	Andrézieux-Bouthéon, France (Indoor clay)
											6	France	3
	6	France	5
						Oviedo, Spain (Outdoor clay)
		Colombia	0
						6	France	4
	Tarragona, Spain (Outdoor clay)
						2	Spain	1
		Australia	2
	2	Spain	3

World Group play-offs

Date: 19–20 July

The eight losing teams in the World Group first round ties and eight winners of the Zonal Group I sections competed in the World Group play-offs for spots in the 2004 World Group.

Venue	Surface	Home team	Score	Visiting team
Pilar, Argentina	Outdoor clay	Argentina	3–2	Hungary
Wollongong, Australia	Indoor hard	Australia	3–2	Colombia
Neudörfl, Austria	Outdoor clay	Austria	4–1	Canada
Varaždin, Croatia	Outdoor clay	Croatia	4–1	Brazil
Durban, South Africa	Outdoor hard	South Africa	1–4	Czech Republic
Jakarta, Indonesia	Outdoor hard	Indonesia	2–3	Germany
Gifu, Japan	Indoor carpet	Japan	4–1	Sweden
Winterthur, Switzerland	Outdoor clay	Switzerland	4–1	Israel

Americas Zone

• Nations in bold advanced to the higher level of competition.
• Nations in italics were relegated down to a lower level of competition.

Group I

Venue: Campinas, Brazil (outdoor clay)

Dates: 23–26 April

Participating Teams

Group II

Venue: San Juan, Puerto Rico (outdoor hard)

Dates: 23–27 April

Participating Teams

Asia/Oceania Zone

• Nations in bold advanced to the higher level of competition.
• Nations in italics were relegated down to a lower level of competition.

Group I

Venue: Tokyo, Japan (outdoor hard)

Dates: 21–25 April

Participating Teams

Group II

Venue: Tokyo, Japan (outdoor hard)

Dates: 21–24 April

Participating Teams

Europe/Africa Zone

• Nations in bold advanced to the higher level of competition.
• Nations in italics were relegated down to a lower level of competition.

Group I

Venue: Estoril, Portugal (outdoor clay)

Dates: 21–26 April

Participating Teams

Group II

Venue: Estoril, Portugal (outdoor clay)

Dates: 28 April – 3 May

Participating Teams

Rankings

The rankings were measured after the three points during the year that play took place, and were collated by combining points earned from the previous four years.^[1]

28 April Rank Nation Points[2] Move 1  Slovakia 22,400.0 2  Spain 21,850.0 3  Belgium 17,150.0 4  United States 13,600.0 5  Russia 13,100.0 6  France 10,100.0 7  Italy 8,600.0 8  Austria 6,500.0 9  Argentina 5,850.0 10  Slovenia 4,475.0 2

21 July Rank Nation Points[2] Move 1  Slovakia 21,400.0 2  Belgium 21,350.0 1 3  Spain 20,850.0 1 4  United States 16,000.0 5  Russia 15,000.0 6  France 13,780.0 7  Italy 7,600.0 8  Austria 6,350.0 9  Argentina 6,100.0 10  Germany 5,350.0 1

24 November Rank Nation Points[2] Move 1  France 26,640.0 5 2  Slovakia 17,900.0 1 3  Belgium 17,100.0 1 4  United States 16,680.0 5  Spain 16,350.0 2 6  Russia 12,750.0 1 7  Italy 7,600.0 8  Austria 6,350.0 9  Argentina 5,350.0 10  Germany 4,600.0