The 2006 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2006 tennis season. The ATP Tour is the elite tour for professional tennis organized by the Association of Tennis Professionals. The ATP Tour includes the four Grand Slam tournaments, the Tennis Masters Cup, the ATP Masters Series, the International Series Gold and the International Series tournaments.
Máximo González Mereira is an Argentine professional tennis player. His career-high singles ranking is World No. 58, achieved in July 2009 and his career-high doubles ranking is World No. 10 achieved on 11 September 2023.
Santiago González Torre is a Mexican professional tennis player. His career-high ATP ranking is World No. 7 in doubles, achieved on 13 November 2023. He has won 23 ATP doubles titles. In 2017, he reached the French Open final in doubles along with his partner Donald Young. Additionally, he has reached the finals of four other Grand Slam tournaments in the Mixed category: the 2013 French Open, the 2014 and 2015 US Open, and the 2024 Wimbledon. González represents Mexico at the Davis Cup competition; currently his record is 31-19 as of end of 2023 season. His career-high ranking in singles is No. 155, achieved in May 2006.
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.
Raven Klaasen is a South African professional tennis player who specialises in doubles.
Andre Begemann is a German professional tennis player. He is a doubles specialist who reached his career-high ATP doubles ranking of world No. 36, achieved in May 2015. He has a career-high singles ranking of No. 166, achieved in July 2010.
Andrés Molteni is an Argentine professional tennis player who specializes in doubles. He reached his highest ATP doubles ranking of No. 7 on 21 August 2023 and his highest ATP singles ranking of No. 181 in May 2011. He has won 16 doubles ATP titles. He participated in the inaugural 2020 ATP Cup and the 2022 edition as part of team Argentina.
Andrés Artuñedo Martínavarro, known as Andrés Artuñedo, is a tennis player from Spain.
Vladimir Ivanov is an Estonian tennis player.
Tristan Lamasine is a French, professional tennis player.
Andrea Collarini is an Argentine-American tennis player. who competes mainly on the ATP Challenger Tour. He has a career high ATP singles ranking of No. 177 achieved on 24 April 2023. He also has a career high ATP doubles ranking of No. 193 achieved on 1 August 2022. He has won three ATP Challenger and 15 ITF singles titles, and two Challenger and 10 ITF doubles titles.
Sadio Doumbia is a French professional tennis player who specializes in doubles. He has a career high ATP doubles ranking of No. 30 achieved on 4 March 2024. He also has a career-high singles ranking of No. 250 achieved on 7 November 2016. Doumbia has won two ATP titles with compatriot Fabien Reboul and 16 ATP Challenger doubles titles, 15 of them with Reboul.
Adam El Mihdawy is an American tennis player.
André Göransson is a Swedish tennis player who specializes in doubles. He has a career-high ATP doubles ranking of world No. 55, achieved on 3 April 2023, and in singles a ranking of No. 773, achieved on 25 September 2017. He is the current No. 1 Swedish doubles player. Göransson has won two ATP Tour doubles titles as well as thirteen ATP Challenger titles and two Futures titles.
Andres Pedroso is a former American tennis player.
Sem Verbeek is a Dutch tennis player who specializes in doubles. He has a career high ATP doubles ranking of World No. 52 achieved on 9 September 2024 and a singles ranking of No. 531 achieved on 15 April 2019.
Fabien Reboul is a French professional tennis player who specializes in doubles. He has a career high ATP doubles ranking of world No. 27 achieved on 30 September 2024. He also has a career high singles ranking of No. 328 achieved on 17 December 2018. Reboul has won has won three ATP Tour doubles titles and 15 ATP Challengers, all partnering Sadio Doumbia.
Jacopo Berrettini is an Italian tennis player. Berrettini has a career-high ATP singles ranking of No. 362 achieved on 12 August 2024. He also has a career-high ATP doubles ranking of No. 282 achieved on 13 September 2019.
Andrés Urrea is a Mexican-born Colombian tennis player.
Román Andrés Burruchaga is an Argentine tennis player. He has a career high ATP singles ranking of world No. 124 achieved on 19 August 2024 and a doubles ranking of No. 191 achieved on 3 October 2022.
Argentina 
