2004 Davis Cup
The 2004 Davis Cup was the 93rd edition of the tournament between nations in men's tennis. A total of 130 nations participated in the tournament. In the final, Spain defeated the United States at the Estadio de La Cartuja in Seville, Spain, on 3–5 December, giving Spain their second title.
World Group
Draw
First round losers compete in Play-off ties with Zonal Group I Qualifiers.Final
World Group Play-offs
Date: 24–26 September| Home team | Score | Visiting team | Location | Venue | Door | Surface |
| ' | 4–1 | West Perth | Royal Kings Park | Outdoor | Grass | |
| ' | 5–0 | Viña del Mar | Club Naval de Campo Las Salinas | Outdoor | Clay | |
| ' | 3–2 | Rijeka | Dvorana Mladosti | Indoor | Carpet | |
| 0–5 | ' | Lambaré | Yacht y Golf Club Paraguayo | Outdoor | Clay | |
| ' | 3–2 | Bratislava | National Tennis Centre | Indoor | Hard | |
| ' | 3–2 | Pörtschach | Werzer Arena Pörtschach | Outdoor | Clay | |
| ' | 4–1 | Bucharest | Clubul Sportiv Progresul Bucuresti | Outdoor | Clay | |
| ' | 5–0 | Moscow | Olympic Stadium | Indoor | Clay |
- , ,,, and will remain in the World Group in 2005.
- and are promoted to the World Group in 2005.
- ,,,, and will remain in Zonal Group I in 2005.
- and are relegated to Zonal Group I in 2005.
Americas Zone
Group I
;Participating Teams- — relegated to Group II in 2005
- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
Group II
- — relegated to Group III in 2005
- — promoted to Group I in 2005
- — relegated to Group III in 2005
Group III
- — promoted to Group II in 2005
- — promoted to Group II in 2005
- — relegated to Group IV in 2005
- — relegated to Group IV in 2005
Group IV
- Eastern Caribbean
- — promoted to Group III in 2005
- — promoted to Group III in 2005
Asia/Oceania Zone
Group I
;Participating Teams- — advanced to World Group Qualifying Round
- — relegated to Group II in 2005
- — advanced to World Group Qualifying Round
Group II
- — promoted to Group I in 2005
- — relegated to Group III in 2005
- — relegated to Group III in 2005
Group III
- — relegated to Group IV in 2005
- — promoted to Group II in 2005
- Pacific Oceania — promoted to Group II in 2005
- — relegated to Group IV in 2005
Group IV
- — promoted to Group III in 2005
- — promoted to Group III in 2005
Europe/Africa Zone
Group I
;Participating Teams- — advanced to World Group Qualifying Round
- — relegated to Group II in 2005
- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
- — relegated to Group II in 2005
- — advanced to World Group Qualifying Round
Group II
- — withdrew; relegated to Group III in 2005
- — relegated to Group III in 2005
- — relegated to Group III in 2005
- — promoted to Group I in 2005
- — promoted to Group I in 2005
- — relegated to Group III in 2005
Group III
Venue I
;Participating Teams- — promoted to Group II in 2005
- — promoted to Group II in 2005
Venue II
- — relegated to Group IV in 2005
- — promoted to Group II in 2005
- — promoted to Group II in 2005
Group IV
Venue I
;Participating Teams- — promoted to Group III in 2005
- — promoted to Group III in 2005
Venue II
- — promoted to Group III in 2005
- — promoted to Group III in 2005