The 2011 Davis Cup World Group play-offs were held from September 16 to 18. They were the main play-offs of 2011 Davis Cup.^[1] Winners of the playoffs advanced to the 2012 World Group, and losers were relegated to their respective Zonal Regions I.

Bold indicates team has qualified for the 2012 Davis Cup World Group.

Home team	Score	Visiting team	Location	Venue	Door	Surface
Romania	0–5	Czech Republic	Bucharest	Centrul National De Tenis	Outdoor	Clay
Russia	3–2	Brazil	Kazan	Kazan Tennis Academy	Indoor	Hard
Israel	2–3	Canada	Ramat HaSharon	Canada Stadium	Outdoor	Hard
South Africa	1–4	Croatia	Potchefstroom	Fanie du Toit Sports Complex	Outdoor	Hard
Chile	1–4	Italy	Santiago	Estadio Nacional	Outdoor	Hard
Japan	3–2	India	Tokyo	Ariake Coliseum	Outdoor	Hard
Belgium	1–4	Austria	Antwerp	Lotto Arena	Indoor	Hard
Australia	2–3	Switzerland	Sydney	Royal Sydney Golf Club	Outdoor	Grass

•  Austria,  Croatia,  Czech Republic and  Russia will remain in the World Group in 2012.
•  Canada,  Italy,  Japan and   Switzerland are promoted to the World Group in 2012.
•  Australia,  Brazil,  Israel, and  South Africa will remain in Zonal Group I in 2012.
•  Belgium,  Chile,  India and  Romania are relegated to Zonal Group I in 2012.

Romania 0	Centrul National De Tenis, Bucharest, Romania[2] 16–18 September 2011 Clay		Czech Republic 5
1 2 3 4 5 1 Adrian Ungur Radek Štěpánek 3 6 2 6 0 6       2 Victor Crivoi Tomáš Berdych 3 6 3 6 64 77       3 Marius Copil / Horia Tecău Tomáš Berdych / Radek Štěpánek 6 3 3 6 0 6 2 6     4 Marius Copil Lukáš Rosol 4 6 62 77         5 Victor Crivoi Jan Hájek 1 6 4 6

Russia 3	Kazan Tennis Academy, Kazan, Russia[3] 16–18 September 2011 Hard (i)		Brazil 2
1 2 3 4 5 1 Mikhail Youzhny Ricardo Mello 6 0 6 2 6 1       2 Igor Andreev Thomaz Bellucci 4 6 3 6 3 6       3 Igor Kunitsyn / Dmitry Tursunov Marcelo Melo / Bruno Soares 4 6 5 7 2 6       4 Mikhail Youzhny Thomaz Bellucci 2 6 6 3 5 7 6 4 14 12   5 Dmitry Tursunov Ricardo Mello 6 1 77 65 2 6 6 3

Israel 2	Canada Stadium, Ramat HaSharon, Israel[4] 16–18 September 2011 Hard		Canada 3
1 2 3 4 5 1 Dudi Sela Vasek Pospisil 64 77 78 66 1 6 77 62 3 6   2 Amir Weintraub Milos Raonic 5 7 7 5 6 3 6 1     3 Jonathan Erlich / Andy Ram Daniel Nestor / Vasek Pospisil 6 4 3 6 4 6 4 6     4 Dudi Sela Peter Polansky 6 3 6 3 6 3       5 Amir Weintraub Vasek Pospisil 2 6 63 77 4 6

South Africa 1	Fanie Du Toit Sports Stadium, Potchefstroom, South Africa[5] 16–18 September 2011 Hard		Croatia 4
1 2 3 4 5 1 Kevin Anderson Ivan Dodig 6 3 6 4 3 6 77 65     2 Izak van der Merwe Marin Čilić 0 6 0 6       retired   3 Raven Klaasen / Rik de Voest Ivan Dodig / Marin Čilić 2 6 4 6 6 3 1 6     4 Rik de Voest Marin Čilić 4 6 2 6 4 6       5 Raven Klaasen Nikola Mektić 62 77 1 6

Chile 1	Estadio Nacional, Santiago, Chile[6] 16–18 September 2011 Hard		Italy 4
1 2 3 4 5 1 Paul Capdeville Potito Starace 3 6 3 6 6 2 65 77     2 Fernando González Fabio Fognini 2 6 6 4 1 2     retired   3 Jorge Aguilar / Nicolás Massú Simone Bolelli / Fabio Fognini 4 6 4 6 4 6       4 Paul Capdeville Simone Bolelli 77 63 6 2         5 Nicolás Massú Daniele Bracciali 3 4         retired

Japan 4	Ariake Coliseum, Tokyo, Japan[7] 16–18 September 2011 Hard		India 1
1 2 3 4 5 1 Yuichi Sugita Somdev Devvarman 6 3 6 4 7 5       2 Kei Nishikori Rohan Bopanna 6 3 6 2 6 2       3 Tatsuma Ito / Yuichi Sugita Mahesh Bhupathi / Rohan Bopanna 5 7 6 3 3 6 64 77     4 Kei Nishikori Vishnu Vardhan 7 5 6 3 6 3       5 Go Soeda Rohan Bopanna 4 5

Belgium 1	Lotto Arena, Antwerp, Belgium[8] 16–18 September 2011 Hard (i)		Austria 4
1 2 3 4 5 1 Xavier Malisse Andreas Haider-Maurer 4 6 4 6 5 7       2 Steve Darcis Jürgen Melzer 77 63 64 77 6 4 6 3     3 Steve Darcis / Olivier Rochus Oliver Marach / Alexander Peya 6 4 3 6 4 6 4 6     4 Olivier Rochus Jürgen Melzer 4 6 4 6 3 6       5 Ruben Bemelmans Alexander Peya 4 6 3 6

Australia 2	Royal Sydney Golf Club, Sydney, Australia[9] 16–19 September 2011 Grass		Switzerland 3
1 2 3 4 5 1 Bernard Tomic Stanislas Wawrinka 4 6 6 4 6 3 6 3     2 Lleyton Hewitt Roger Federer 7 5 65 77 2 6 3 6     3 Lleyton Hewitt / Chris Guccione Roger Federer / Stanislas Wawrinka 2 6 6 4 6 2 77 65     4 Bernard Tomic Roger Federer 2 6 5 7 6 3 3 6     5 Lleyton Hewitt Stanislas Wawrinka 6 4 4 6 79 67 4 6 3 6