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 140 competing countries. 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.
Torben Ulrich is a Danish writer, musician, filmmaker and former professional tennis player. He is the father of Metallica drummer Lars Ulrich.
Kenneth Carlsen is a Danish former professional tennis player, who was active between 1992 and 2007. Carlsen played left-handed with a one-handed backhand. His greatest asset was his powerful serve, and his game was therefore best suited to fast surfaces. For most of his long career, Carlsen was Denmark's best tennis player, and consistently among the few Danish players playing at the highest international level. He was awarded as best Danish "Tennis Player of the Year" seven times by the Danish Tennis Federation. Two times the award went to the Danish Davis Cup team, of which Kenneth Carlsen until 2003 was a central part.
David Wheaton is an American author, radio host, columnist, and former professional tennis player.
Vladimir Nikolayevich Voltchkov is a Belarusian former professional tennis player. Voltchkov reached the semifinals at the 2000 Wimbledon Championships, where, as a qualifier, he lost to Pete Sampras in straight sets. He represented Belarus in both the Davis Cup and the Olympic Games in 2000, also won the Wimbledon juniors competition in 1996. His career-high singles ranking is world No. 25.
Kristian Peter Pless is a former professional male tennis player from Denmark.
The Germany Davis Cup team represents Germany in Davis Cup tennis competition and are governed by the German Tennis Federation. As East Germany never participated in the Davis Cup, and the Deutscher Tennisbund remained the same organization throughout the century, the West German Davis Cup team is included in this article.
The Denmark men's national tennis team represents Denmark in Davis Cup tennis competition and are governed by the Danish Tennis Association.
Eva Dyrberg is a Danish former tennis player. As a junior player, she won 1998 Wimbledon Championships with Jelena Kostanić and 1998 US Open with Kim Clijsters. In 1998, Dyrberg was also ranked World No. 1 in junior doubles and was named ITF Junior Girls Doubles World Champion. During her professional career, she won four singles and five doubles events organized by the International Tennis Federation, defeating players such as Magdalena Maleeva, Tathiana Garbin, Maria Elena Camerin, Nicole Pratt, and reaching one doubles final at WTA Tour, at Sanex Trophy in 2000. She retired from professional tennis after the 2003 Australian Open.
Marcel Felder is a Uruguayan professional tennis player. His highest ranking in singles was No. 227 on 28 December 2009. His highest ranking in doubles was 82 on 11 June 2012. Felder won a gold medal in singles in men's tennis at the 2013 Maccabiah Games in Israel.
Mikhail Youzhny is a Russian retired professional tennis player who has won ten ATP singles titles, and nine ATP doubles titles in his career to date.
Christian Meira Lindell is an inactive professional tennis player from Brazil who plays for Sweden. He has played seven Davis Cup matches, with a 4–3 record.
Gabriel Markus is a former professional tennis player from Argentina.
Dimitar Kuzmanov is a Bulgarian professional tennis player. He competes mostly on the ATP Challenger Tour. His highest singles ranking is No. 159 achieved on 29 August 2022, whilst his best doubles ranking is No. 438 achieved on 1 April 2019.
Mikael Torpegaard is a Danish professional tennis player, who as of April 2022 is the second highest ranked male tennis player from Denmark behind Holger Rune. Mikael Torpegaard is a member of the Denmark Davis Cup team.
Benjamin Hannestad is a Danish tennis player.
Christian Didier Chin is a professional Malaysian tennis player with a career high ITF junior combined ranking of 44.
Jørgen Ulrich was a Danish tennis player.
Christian Camradt is a Danish former professional tennis player.
Denmark 
