2005 Davis Cup
The 2005 Davis Cup was the 94th edition of the most important tournament between nations in men's tennis. A total of 130 teams participated in the tournament. The final took place 2–4 December at the Sibamac Arena in Bratislava, Slovakia, with Croatia defeating Slovakia for their first title.
World Group
Draw
First round losers compete in Play-off ties with Zonal Group I Qualifiers.Final
World Group Play-offs
Date: 23–25 September| Home team | Score | Visiting team | Location | Venue | Door | Surface |
| ' | 4–1 | Pörtschach | Werzer Arena | Outdoor | Hard | |
| 2–3 | ' | Toronto | Rexall Centre | Outdoor | Hard | |
| ' | 5–0 | Santiago | Estadio Nacional | Outdoor | Clay | |
| 2–3 | ' | Liberec | Tipsport Arena | Indoor | Clay | |
| 2–3 | ' | Torre del Greco | Sporting Club Oplonti | Outdoor | Clay | |
| 1–3 | ' | New Delhi | R.K. Khanna Tennis Complex | Outdoor | Grass | |
| ' | 5–0 | Geneva | Palexpo | Indoor | Clay | |
| 1–4 | ' | Leuven | Sportplaza Leuven | Indoor | Clay |
- , ,,,, and will remain in the World Group in 2006.
- are promoted to the World Group in 2006.
- ,,,,, and will remain in Zonal Group I in 2006.
- are relegated to Zonal Group I in 2006.
Americas Zone
Group I
;Participating Teams- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
- — relegated to Group II in 2006
Group II
- — relegated to Group III in 2006
- — promoted to Group I in 2006
- — relegated to Group III in 2006
Group III
- — promoted to Group II in 2006
- — promoted to Group II in 2006
- — relegated to Group IV in 2006
- — relegated to Group IV in 2006
Group IV
- — promoted to Group III in 2006
- — promoted to Group III in 2006
Asia/Oceania Zone
Group I
;Participating Teams- — advanced to World Group Qualifying Round
- — relegated to Group II in 2006
- — advanced to World Group Qualifying Round
Group II
- — relegated to Group III in 2006
- Pacific Oceania
- — relegated to Group III in 2006
- — promoted to Group I in 2006
Group III
- — promoted to Group II in 2006
- — promoted to Group II in 2006
- — relegated to Group IV in 2006
- — relegated to Group IV in 2006
Group IV
- — promoted to Group III in 2006
- — promoted to Group III in 2006
Europe/Africa Zone
Group I
;Participating Teams- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
- — advanced to World Group Qualifying Round
- — relegated to Group II in 2006
- — relegated to Group II in 2006
Group II
- — relegated to Group III in 2006
- — relegated to Group III in 2006
- — relegated to Group III in 2006
- — relegated to Group III in 2006
- — promoted to Group I in 2006
- — promoted to Group I in 2006
Group III
Venue I
;Participating Teams- — promoted to Group II in 2006
- — relegated to Group IV in 2006
- — promoted to Group II in 2006
- — relegated to Group IV in 2006
Venue II
- — promoted to Group II in 2006
- — relegated to Group IV in 2006
- — promoted to Group II in 2006
- — relegated to Group IV in 2006
Group IV
- — promoted to Group III in 2006
- — promoted to Group III in 2006
- — promoted to Group III in 2006
- — promoted to Group III in 2006