The World Group was the highest level of

Davis Cup The Davis Cup is the premier international team event in men's tennis. It is run by the International Tennis Federation (ITF) and is contested annually between teams from competing countries in a knock-out format. It is described by the organi ...

competition in 2015. The first-round losers went into the Davis Cup World Group Play-offs, and the winners progressed to the quarterfinals and World Group spot for 2016.

Participating teams

Seeds

Draw

First round

Germany vs. France

Great Britain vs. United States

* The Isner-Ward match was the longest match involving a United States player since the introduction of the tiebreaker in 1989. * Great Britain's victory over the United States was their first win over this country at home since 1935.

Czech Republic vs. Australia

* This was Australia's first World Group win since 2006.

Kazakhstan vs. Italy

Argentina vs. Brazil

* The Mayer-Souza match set the record for the longest Davis Cup singles rubber, lasting for 6 hours and 42 minutes, eclipsing the previous record by 20 minutes which was from the McEnroe-Wilander match in 1982. It is the second longest tour match in history, behind the Isner-Mahut match from Wimbledon 2010.

Serbia vs. Croatia

Canada vs. Japan

Belgium vs. Switzerland

* Belgium won a World Group tie for the first time since 2007.

Quarterfinals

Great Britain vs. France

* Great Britain won a quarterfinal match for the first time since 1981. * It is the first time since

1998 1998 was designated as the ''International Year of the Ocean''. Events January * January 6 – The ''Lunar Prospector'' spacecraft is launched into orbit around the Moon, and later finds evidence for frozen water, in soil in permanently s ...

that siblings have combined to win three points in a world group tie. The Black brothers

Byron George Gordon Byron, 6th Baron Byron (22 January 1788 – 19 April 1824), known simply as Lord Byron, was an English romantic poet and peer. He was one of the leading figures of the Romantic movement, and has been regarded as among the ...

and Wayne did so for Zimbabwe against Australia.

Australia vs. Kazakhstan

* It was the first time in 76 years that Australia had come back from 2–0 down to win. * It was the first time that all four nominated players had played in a singles live rubber tie for Australia. * Australia made it into the semifinals for the first time since 2006. * Despite having played Davis Cup for 17 years it was the first time that Hewitt had played in the deciding rubber.

Argentina vs. Serbia

Belgium vs. Canada

* Belgium advanced to the semifinals for the first time since 1999.

Semifinals

Great Britain vs. Australia

*Great Britain reach their first final since 1978.

Belgium vs. Argentina

*Belgium reach their first final since 1904 and equal their best Davis Cup performance.

Final

Belgium vs. Great Britain

* Great Britain win their 10th Davis Cup and their first since 1936. * Andy Murray becomes the third player to finish with an 8–0 record in the singles after

John McEnroe John Patrick McEnroe Jr. (born February 16, 1959) is an American former professional tennis player. He was known for his shot-making and volleying skills, his rivalries with Björn Borg and Jimmy Connors, and his confrontational on-court beh ...

and

Mats Wilander Mats Arne Olof Wilander (; born 22 August 1964) is a Swedish former world No. 1 tennis player. From 1982 to 1988, he won seven major singles titles (three at the French Open, three at the Australian Open, and one at the US Open), and one major ...

. * Andy Murray becomes the fourth player to finish with an 11–0 record in the singles and doubles.

References

{{2015 ATP World Tour World Group