The 2010 Fed Cup (also known as the 2010 Fed Cup by BNP Paribas for sponsorship purposes) was the 48th edition of the tournament between national teams in women's tennis.
The final took place at the San Diego Sports Arena in San Diego, United States, on 6–7 November. Italy successfully defended their title, in a rematch of the previous year's final, against the United States, by three rubbers to one.
The four losing teams in the World Group first round ties (France, Germany, Serbia and Ukraine), and four winners of the World Group II ties (Australia, Belgium, Estonia and Slovakia) enter the draw for the World Group Play-offs. Four seeded teams, based on the latest Fed Cup ranking, are drawn against four unseeded teams.
Date: 24–25 April
The World Group II was the second highest level of Fed Cup competition in 2010. Winners advanced to the World Group Play-offs, and losers played in the World Group II Play-offs.
Date: 6–7 February
The four losing teams from World Group II (Argentina, China, Poland and Spain) played off against qualifiers from Zonal Group I. Two teams qualified from Europe/Africa Zone (Slovenia and Sweden), one team from the Asia/Oceania Zone (Japan), and one team from the Americas Zone (Canada).
Date: 24–25 April
Venue: Yacht y Golf Club Paraguayo, Lambaré, Paraguay (outdoor clay)
Dates: 3–6 February
Venue: National Tennis Club, Guayaquil, Ecuador (outdoor clay)
Dates: 19–24 April
Venue: National Tennis Centre, Kuala Lumpur, Malaysia (outdoor hard)
Dates: 3–6 February
Venue: National Tennis Centre, Kuala Lumpur, Malaysia (outdoor hard)
Dates: 3–6 February
Venue: Complexo de Tenis do Jamor, Cruz Quebrada, Portugal (indoor hard)