Nenad Zimonjić is a Serbian professional tennis player who was ranked world No. 1 in doubles.
Ivo Karlović is a Croatian former professional tennis player. His height of 211 cm makes him the joint tallest ranked tennis player in history, along with Reilly Opelka. He won eight ATP Tour singles titles between 2007 and 2016. He is a serve-and-volleyer and officially held the record for the fastest serve recorded in professional tennis, measured at 251 km/h (156 mph), before being surpassed unofficially by Samuel Groth in 2012, and officially by John Isner in 2016. In his prime, he was considered one of the best servers on tour, and held the record for career aces from 1991 onwards with 13,728 before the record was broken by Isner on July 1 2022. This makes him one of only five players since 1991 to surpass 10,000 aces. His height enabled him to serve with high speed and unique trajectory.
Mario Ančić is a Croatian former professional tennis player who currently works as a private equity vice president in New York City. He won three singles titles and five doubles titles. His career-high singles ranking came during the 2006 ATP Tour, when he reached world no. 7. Ančić helped Croatia to win the 2005 Davis Cup and at the Athens Olympic Games in 2004, he and Ivan Ljubičić won a bronze medal in doubles for Croatia.
Daniel Evans is a British professional tennis player from England. He has been ranked as high as world No. 21 in singles by the ATP, which he achieved on 7 August 2023. He reached a career-high ranking of No. 52 in doubles on 26 April 2021. In 2015, he formed part of the winning British Davis Cup team.
Rajeev Ram is an American professional tennis player who is a former World no. 1 in doubles. Ram is a six-time Grand Slam champion, having won the 2020 Australian Open, the 2021 US Open, the 2022 US Open, and the 2023 US Open in men's doubles with Joe Salisbury, as well as Australian Open mixed doubles titles in 2019 and 2021 alongside Barbora Krejčíková. Ram also won two silver medals, in mixed doubles with Venus Williams at the 2016 Olympics, and in doubles with Austin Krajicek at the 2024 Olympics.
Marin Čilić is a Croatian professional tennis player. His career-high singles ranking is world No. 3, achieved on 28 January 2018. Čilić's greatest career achievement is winning a major title, at the 2014 US Open. Alongside Goran Ivanišević, he is widely considered to be one of the greatest Croatian tennis players in history.
Marcel Granollers Pujol is a Spanish professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the second Spanish man to achieve the feat. He also has a career-high singles ranking of No. 19 achieved on 23 July 2012.
Simone Bolelli is an Italian professional tennis player. Bolelli is a Davis Cup and Grand Slam champion, having won the 2015 Australian Open doubles event with Fabio Fognini, together becoming the first male all-Italian pair to win a Major title in the Open Era. He has a career-high ATP ranking in doubles of World No. 8 achieved on 17 August 2015 and in singles of World No. 36 achieved on 23 February 2009. He was part of the team winning the 2023 and the 2024 Davis Cups. He won the bronze medal in the 2005 Mediterranean Games.
The 2008 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2008 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.
Ivan Dodig is a Croatian professional tennis player who specializes in doubles. He reached his career-high doubles ranking of World No. 2 in September 2023. He is a seven-time Grand Slam champion, having won men's doubles titles at the 2015 French Open with Marcelo Melo, the 2021 Australian Open with Filip Polášek and the 2023 French Open with Austin Krajicek.
Marcelo Fedrizzi Demoliner is a Brazilian professional tennis player, who specializes in doubles. He reached a career-high doubles ranking of world No. 34 in November 2017. Demoliner has won five doubles titles.
Dustin Brown is a German-Jamaican former professional tennis player who rose to fame after beating Rafael Nadal at the Halle Open in 2014 and at Wimbledon in 2015. He is known for his technique, speed, and unorthodox playing style, often entertaining the crowd with trick shots. His nickname is "Dreddy" due to his distinctive long dreadlocked hair.
Nikola Mektić is a Croatian professional tennis player who is a former world No. 1 in doubles.
Damir Džumhur is a Bosnian professional tennis player. His career-best singles ranking of World No. 23 achieved on 2 July 2018, made him the highest-ranked tennis player from Bosnia and Herzegovina in history. He is currently Bosnia and Herzegovina's No. 1 player.
The 2011 ATP World Tour was the elite men's professional tennis circuit organized by the Association of Tennis Professionals (ATP) for the 2011 season. It was the 42nd edition of the tour and the calendar comprised the Grand Slam tournaments, supervised by the International Tennis Federation (ITF), the ATP World Tour Masters 1000, the ATP World Tour 500 series, the ATP World Tour 250 series, the ATP World Team Championship, the Davis Cup, and the ATP World Tour Finals. Also included in the 2011 calendar is the Hopman Cup, which does not distribute ranking points, and is organized by the ITF.
Purav Raja is an Indian tennis player. He specializes in doubles and competes on the ATP World Tour. He has won two ATP doubles titles and represents India in the Davis Cup.
Mate Pavić is a Croatian professional tennis player. He is the current world No. 1 in doubles by the ATP. Pavić is one of only six men to complete the Career Golden Slam in doubles.
Denys Petrovych Molchanov is a Ukrainian tennis player competing on the ATP Challenger Tour. He has won two ATP doubles titles. He has also won 15 ITF singles and 66 doubles titles, 36 of them Challengers. On 5 January 2015 he reached his highest ATP singles ranking of World No. 169, whilst his highest doubles ranking of No. 61 was reached on 30 October 2023. He also played for the Ukraine Davis Cup team. Staff is:
Marc David Polmans is a South African-born Australian professional tennis player. Polmans has a career high ATP singles ranking of World No. 116 achieved on 12 October 2020. He also has a career high ATP doubles ranking of World No. 68 achieved on 16 October 2017. He won the 2015 Australian Open boys' doubles title with fellow Australian Jake Delaney, defeating Hubert Hurkacz and Alex Molčan in the final. He reached the semifinal of the 2017 Australian Open doubles with Andrew Whittington.
Mili Poljičak is a Croatian professional tennis player. He has a career high ATP singles ranking of world No. 292 achieved on 4 November 2024. He also has a career high ATP doubles ranking of No. 269 achieved on 24 October 2022.
2024 Zagreb Open 
