The 2000 Davis Cup (also known as the 2000 Davis Cup by NEC for sponsorship purposes) was the 89th edition of the Davis Cup, the most important tournament between national teams in men's tennis. 135 teams entered the competition, 16 in the World Group, 30 in the Americas Zone, 31 in the Asia/Oceania Zone, and 58 in the Europe/Africa Zone. Andorra, Lesotho, Mauritius and Namibia made their first appearances in the tournament. Spain defeated Australia in the final, held at the Palau Sant Jordi in Barcelona, Spain, on 8–10 December, to win their first title.

World Group

Draw

Final

Spain vs. Australia

World Group qualifying round

Date: 14–23 July The eight losing teams in the World Group first round ties and eight winners of the Zonal Group I final round ties competed in the World Group qualifying round for spots in the 2001 World Group.

Americas Zone

Group I

Group II

Group III

Group IV

Asia/Oceania Zone

Group I

Group II

Group III

Group IV

Europe/Africa Zone

Group I

Group II

Group III

Zone A

Zone B

Group IV – Zone A

Group IV – Zone B