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.
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: Campinas, Brazil (outdoor clay)
Dates: 23–26 April
Venue: San Juan, Puerto Rico (outdoor hard)
Dates: 23–27 April
Venue: Tokyo, Japan (outdoor hard)
Dates: 21–25 April
Venue: Tokyo, Japan (outdoor hard)
Dates: 21–24 April
Venue: Estoril, Portugal (outdoor clay)
Dates: 21–26 April
Venue: Estoril, Portugal (outdoor clay)
Dates: 28 April – 3 May
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.