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 over 150 competiting countries, making it the world's largest annual team sporting competition. It is described by the organisers as the "World Cup of Tennis", and the winners are referred to as the World Champions. The competition began in 1900 as a challenge between Great Britain and the United States. By 2023, 155 nations entered teams into the competition.
The International Tennis Federation (ITF) is the governing body of world tennis, wheelchair tennis, and beach tennis. It was founded in 1913 as the International Lawn Tennis Federation by twelve national tennis associations. As of 2016, there are 211 national and six regional associations that make up the ITF's membership.
The Billie Jean King Cup is the premier international team competition in women's tennis, launched as the Federation Cup in 1963 to celebrate the 50th anniversary of the International Tennis Federation (ITF). The name was changed to the Fed Cup in 1995, and changed again in September 2020 in honor of former World No. 1 Billie Jean King. The Billie Jean King Cup is the world's largest annual women's international team sports competition in terms of the number of nations that compete. The current Chairperson is Katrina Adams.
The United States men's national tennis team represents the United States in Davis Cup tennis competition, and is governed by the United States Tennis Association.
The Russia men's national tennis team until it was suspended in 2022 represented Russia in Davis Cup tennis competition. It is governed by the Russian Tennis Federation. The team started playing in 1993.
The South Africa men's national tennis team represents South Africa in Davis Cup tennis competition and are governed by the Tennis South Africa.
The Slovakia men's national tennis team represents Slovakia in Davis Cup tennis competition and are governed by the Slovak Tennis Association.
The Zimbabwe men's national tennis team represents Zimbabwe in Davis Cup tennis competition and are governed by the Zimbabwe Tennis Association. Zimbabwe currently competes in the Europe/Africa Zone of Group II. They last competed in the World Group in 2000.
The Bulgaria men's national tennis team represents Bulgaria in Davis Cup tennis competition and is governed by the Bulgarian Tennis Federation.
The Estonia men's national tennis team represents Estonia in Davis Cup tennis competition and are governed by the Estonian Tennis Association.
The Greece men's national tennis team represents Greece in Davis Cup tennis competition and are governed by the Hellenic Tennis Federation.
The Lithuania men's national tennis team represents Lithuania in Davis Cup tennis competition and are governed by the Lithuanian Tennis Association.
The 1991 Davis Cup was the 80th edition of the Davis Cup, the most important tournament between national teams in men's tennis. 88 teams would enter the competition, 16 in the World Group, 20 in the Americas Zone, 20 in the Asia/Oceania Zone, and 32 in the Europe/Africa Zone. Congo, the Eastern Caribbean, El Salvador and Saudi Arabia made their first appearances in the tournament.
The Belarus women's national tennis team represented Belarus in Billie Jean King Cup tennis competition and are governed by the Belarus Tennis Association. They compete in the World Group. After the 2022 Russia invasion of Ukraine, the International Tennis Federation suspended Russia and Belarus from Billie Jean King Cup competitions.
The Bulgaria women's national tennis team represents Bulgaria in Billie Jean King Cup tennis competition and are governed by the Bulgarian Tennis Federation.
The Estonia Billie Jean King Cup team represents Estonia in the Billie Jean King Cup tennis competition and are governed by the Estonian Tennis Association.
Tennis is not a very popular sport and Pakistanis compete in very few international events. The Pakistan Tennis Federation (PTF) organises the game in the country.
David O'Hare is a retired professional Irish tennis player who played mainly on the ATP Challenger Tour. On 24 August 2015 he reached his highest ATP singles ranking of 1438 and on 3 April 2017 reached his highest doubles ranking of 117. O’Hare still plays for the Irish Davis Cup team. He is the coach of the former No. 1 doubles player Joe Salisbury and has had considerable success, overseeing 2 US Open wins, 2 Masters titles and 2 Tour Final wins.
The Kosovo Davis Cup team represents Kosovo in Davis Cup tennis competition and are governed by the Tennis Federation of Kosovo.
Canada defeated Australia 2–0 in the final of the 2022 Davis Cup. It was the 110th edition of the Davis Cup, an international competition between teams in men's tennis, and was sponsored by Rakuten. The Russian Tennis Federation were the defending champions, but they and Belarus were disqualified from competing in international events due to the 2022 Russian invasion of Ukraine.
5 February 2024 [1] 
