Slovenia competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004. This was the nation's fourth consecutive appearance at the Summer Olympics since the post-Yugoslav era. The Slovenian Olympic Committee sent the nation's largest ever delegation to the Games in Olympic history. A total of 79 athletes, 56 men and 23 women, competed in 10 sports. For the second consecutive time, men's handball was the only team-based sport in which Slovenia had its representation at these Games.
The 8th European Short Course Swimming Championships was an international swimming meet organized by LEN, and held in Vienna, Austria, December 9–12, 2004. The meet featured teams from Europe, swimming in 38 short course events. It was held in Vienna's arena, in a temporary pool.
Swimming at the 2004 Summer Paralympics, in the Olympic Aquatic Centre was competed in freestyle, backstroke and butterfly, the breaststroke and individual medley .
The swimming competition at the 1996 Summer Olympics was held at the Georgia Tech Aquatic Center in Atlanta, United States. There were 762 competitors from 117 countries. This was the last Olympics where swimming B-finals were held.
The 4th FINA World Swimming Championships was an international swimming meet organized by FINA, held 1–4 April 1999 at the Hong Kong Coliseum in Hong Kong. It features 516 swimmers from 61 nations, swimming in 40 short course events.
The 3rd FINA World Swimming Championships were an international swimming meet organized by FINA. It was held at the Scandinavium in Gothenburg, Sweden April 17−20, 1997; and featured 501 swimmers from 71 nations.
At the 1992 Summer Olympics in Barcelona, Spain, 31 swimming events were contested. There was a total of 641 participants from 92 countries competing.
Peter Mankoč is a Slovenian swimmer. He is one of the most successful short course European Championship swimmers in the history of the event. Mankoč is the former world record holder in the 100 meter individual medley.
Sara Isaković is a retired Slovenian swimmer. At the 2008 Beijing Olympics, aged 20, she placed 2nd in the 200 m freestyle with the time of 1:54.97, becoming the second woman ever to break the 1 min 55 sec mark. It is still, to this day, the only swimming Olympic medal won for Slovenia. Isaković competed for Slovenia at the 2004 Summer Olympics in Athens, the 2008 Summer Olympics in Beijing, and the 2012 Summer Olympics in London.
The men's 50 metre butterfly at the 2007 World Aquatics Championships took place on 25 March and on the evening of 26 March (final) at Rod Laver Arena in Melbourne, Australia. 160 swimmers were entered in the event, of which 152 swam.
The Mirna is a river in southeastern Slovenia. The river is a right tributary of the Sava River in the province of Lower Carniola. It is 44 kilometers (27 mi) long, starts below the settlement of Velika Preska, flows through the Mirna Valley and joins the Sava at Dolenji Boštanj, opposite Sevnica.
Slovenia competed at the 2012 Summer Olympics in London, United Kingdom. This was the nation's sixth consecutive appearance at the Summer Olympics. The Slovenian Olympic Committee sent the nation's third-largest delegation ever to the Games. A total of 65 athletes, 28 men and 37 women, competed in 15 sports. For the first time in its Olympic history, Slovenia was represented by more female than male athletes. Slalom kayaker and multiple-time world champion Peter Kauzer was the nation's flagbearer at the opening ceremony. The London Games also featured Slovenia's Olympic debut in triathlon.
Slovenia is competing at the 2013 World Aquatics Championships in Barcelona, Spain between 19 July to 4 August 2013.
Slovenia competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics as an independent nation.
Slovenia competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.
Netherlands is scheduled to compete at the 2017 World Aquatics Championships in Budapest, Hungary from 14 July to 30 July.
Russia competed at the 2017 World Aquatics Championships in Budapest, Hungary from 14 July to 30 July.
Slovenia is scheduled to compete at the 2017 World Aquatics Championships in Budapest, Hungary from 14 July to 30 July.
Slovenia competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
Slovenia competed at the 2022 World Aquatics Championships in Budapest, Hungary from 17 June to 3 July.
Slovenia 
