The World Group playoffs were the main playoffs of 2003 Davis Cup. Winners advanced to the World Group, and losers were relegated in the Zonal Regions I.

Bold indicates team has qualified for the 2004 Davis Cup World Group.

Home team	Score	Visiting team	Location	Venue	Door	Surface
Austria	3–2	Belgium	Pörtschach	Werzer Arena Pörtschach	Outdoor	Clay
Canada	3–2	Brazil	Calgary	Stampede Corral	Indoor	Carpet
Thailand	1–4	Czech Republic	Bangkok	Impact, Muang Thong Thani	Indoor	Hard
Germany	2–3	Belarus	Sundern	TC Blau-Weiss Sundern	Outdoor	Clay
Morocco	3–2	Great Britain	Casablanca	Complex Sportif Al Amal	Outdoor	Clay
Netherlands	5–0	India	Zwolle	IJsselhallen	Indoor	Hard
Ecuador	2–3	Romania	Quito	Quito Tenis Y Golf Club	Outdoor	Clay
Slovakia	2–3	United States	Bratislava	National Tennis Centre	Outdoor	Clay

•  Czech Republic,  Netherlands,  Romania and  United States will remain in the World Group in 2004.
•  Austria,  Belarus,  Canada and  Morocco are promoted to the World Group in 2004.
•  Ecuador,  India,  Slovakia and  Thailand will remain in Zonal Group I in 2004.
•  Belgium,  Brazil,  Germany and  Great Britain are relegated to Zonal Group I in 2004.

Austria 3	Werzer Arena Pörtschach, Pörtschach, Austria[1] 19-22 September 2003 Clay		Belgium 2
1 2 3 4 5 1 Stefan Koubek Christophe Rochus 6 2 6 4 6 1       2 Jürgen Melzer Olivier Rochus 6 1 77 64 5 7 2 6 6 1   3 Julian Knowle / Alexander Peya Olivier Rochus / Kristof Vliegen 6 4 1 6 4 6 2 6     4 Stefan Koubek Olivier Rochus 64 77 6 2 7 5 4 6 6 3   5 Jürgen Melzer Kristof Vliegen 5 7 4 6

Canada 3	Stampede Corral, Calgary, Canada[2] 19-22 September 2003 Carpet (i)		Brazil 2
1 2 3 4 5 1 Frédéric Niemeyer Flávio Saretta 4 6 65 77 77 64 4 6     2 Daniel Nestor Gustavo Kuerten 67 79 77 60 6 3 67 79 7 5   3 Daniel Nestor / Frédéric Niemeyer Gustavo Kuerten / André Sá 6 3 6 2 1 6 6 2     4 Simon Larose Gustavo Kuerten 64 77 64 77 6 3 610 712     5 Frank Dancevic Flávio Saretta 6 3 7 5 3 6 79 67

Thailand 1	Impact, Muang Thong Thani, Bangkok, Thailand[3] 19-22 September 2003 Hard (i)		Czech Republic 4
1 2 3 4 5 1 Danai Udomchoke Jiří Novák 2 6 2 6 61 77       2 Paradorn Srichaphan Bohdan Ulihrach 77 62 6 2 77 64       3 Paradorn Srichaphan / Danai Udomchoke Tomáš Berdych / Jiří Novák 3 6 63 77 4 6       4 Paradorn Srichaphan Jiří Novák 4 6 4 6 4 6       5 Danai Udomchoke Tomáš Berdych 62 77 3 6

Germany 2	TC Blau-Weiss Sundern, Sundern, Germany[4] 19-22 September 2003 Clay		Belarus 3
1 2 3 4 5 1 Tomas Behrend Max Mirnyi 7 5 6 2 66 78 2 6 4 6   2 Rainer Schüttler Vladimir Voltchkov 6 3 3 6 63 77 6 4 6 4   3 Nicolas Kiefer / Rainer Schuettler Max Mirnyi / Vladimir Voltchkov 3 6 6 3 5 7 5 7     4 Rainer Schüttler Max Mirnyi 3 6 5 7 3 6       5 Lars Burgsmüller Alexander Skrypko 6 2 6 0

Morocco 3	Complex Sportif Al Amal, Casablanca, Morocco[5] 19-22 September 2003 Clay		Great Britain 2
1 2 3 4 5 1 Hicham Arazi Tim Henman 6 4 6 4 77 64       2 Younes El Aynaoui Greg Rusedski 3 6 6 3 6 4 3 6 6 1   3 Hicham Arazi / Mounir El Aarej Tim Henman / Greg Rusedski 63 77 2 6 4 6       4 Younes El Aynaoui Tim Henman 3 6 77 64 65 77 4 6     5 Hicham Arazi Greg Rusedski 5 7 7 5 79 67 77 65

Netherlands 5	IJsselhallen, Zwolle, Netherlands[6] 19-22 September 2003 Hard (i)		India 0
1 2 3 4 5 1 Martin Verkerk Rohan Bopanna 5 7 6 3 5 7 79 67 12 10   2 Sjeng Schalken Prakash Amritraj 6 3 6 1 6 1       3 John van Lottum / Martin Verkerk Mahesh Bhupathi / Rohan Bopanna 4 6 7 5 7 5 6 4     4 Sjeng Schalken Harsh Mankad 6 3 6 1         5 Raemon Sluiter Prakash Amritraj 6 1 6 3

Ecuador 2	Quito Tenis Y Golf Club, Quito, Ecuador[7] 19-22 September 2003 Clay		Romania 3
1 2 3 4 5 1 Giovanni Lapentti Victor Hănescu 63 77 77 65 65 77 77 61 4 6   2 Nicolás Lapentti Răzvan Sabău 6 2 6 4 3 6 4 6 6 3   3 Giovanni Lapentti / Nicolás Lapentti Florin Mergea / Horia Tecău 62 77 6 1 3 6 6 3 11 13   4 Nicolás Lapentti Victor Hănescu 6 4 64 77 65 77 77 62 6 3   5 Giovanni Lapentti Răzvan Sabău 4 6 6 3 4 6 7 5 5 7

Slovakia 2	National Tennis Centre, Bratislava, Slovakia [8] 19-22 September 2003 Clay		United States 3
1 2 3 4 5 1 Dominik Hrbatý Andy Roddick 3 6 6 3 6 4 6 4     2 Karol Kučera Mardy Fish 6 4 5 7 5 7 1 6     3 Karol Beck / Dominik Hrbatý Bob Bryan / Mike Bryan 1 6 4 6 65 77       4 Karol Beck Andy Roddick 3 6 4 6 4 6       5 Michal Mertiňák Mardy Fish 3 6 6 3 6 4