2008 in swimming

2008 in swimming documents the highlights of competitive international swimming during 2008.

World

 * 9–13 April: 2008 FINA World Swimming Championships (25 m) in Manchester, United Kingdom
 * 3–8 May: 2008 FINA World Open Water Swimming Championships in Seville, Spain
 * 8–13 July: 2008 FINA Youth World Swimming Championships in Monterrey, Mexico
 * 9–17 August: Swimming at the 2008 Summer Olympics in Beijing, China
 * 20–21 August: 10 km marathon swimming at the 2008 Summer Olympics in Beijing, China
 * 7–15 September: Swimming at the 2008 Summer Paralympics in Beijing, China
 * 25–26 October: Marathon swimming at the 2008 Asian Beach Games in Bali, Indonesia
 * 2008 FINA Swimming World Cup
 * 10–12 October: Belo Horizonte, Brazil
 * 17–18 October: Durban, South Africa
 * 25–26 October: Sydney, Australia
 * 1–2 November: Singapore
 * 8–9 November: Moscow, Russia
 * 11–12 November: Stockholm, Sweden
 * 15–16 November: Berlin, Germany

Regional

 * 30 July – 3 August 2008 European Junior Swimming Championships in Belgrade, Serbia
 * 1–7 December: 2008 African Swimming Championships in Johannesburg, South Africa
 * 11–14 December: European Short Course Swimming Championships 2008 in Rijeka, Croatia

National championships

 * Long course


 * Short course