Matthew John "Matt" Elias is a retired Welsh athlete who specialised in the 400 metres sprint and 400 metres hurdles. During his international career he represented Great Britain. In 2003 he won a gold medal at the European Championships and at the 2004 Olympic Games in Athens he finished 5th in the 4 × 400 m relay, He is also a part of Super Schools.
This article includes the world record progression for the 4×100 metres medley relay, and it shows the chronological history of world record times in that competitive swimming event. The 4×100 metres medley relay is a medley race in which each of four swimmers on a team swims a 100-metre leg of the relay, each swimming a different stroke, in the following sequence:
- Backstroke ;
- Breaststroke;
- Butterfly;
- Freestyle.
The men's 100 metre butterfly event at the 2009 World Aquatics Championships took place between 31 July – 1 August at the Foro Italico. Both the heats and semifinals were held on 31 July with the heats being held in the morning session and the semifinals being held in the evening session. The final was held on 1 August.
Shrone Austin is a Seychellois swimmer, who specialized in freestyle and breaststroke events. She first competed in the women's 100 m breaststroke at the 2004 Summer Olympics, before turning her sights on the long-distance freestyle at the 2008 Summer Olympics. Apart from her Olympic career, Austin had collected a career total of six medals in two editions of the All-Africa Games.
The Women's 200 metre freestyle event at the 2002 Commonwealth Games was held on 30 July at the Manchester Aquatics Centre.
The Women's 100 metres freestyle event at the 2002 Commonwealth Games took place 31 July-1 August. The heats and the semi were held on 31 July, the final on 1 August.
The men's 1500 metres event at the 1974 British Commonwealth Games was held on 31 January and 2 February at the Queen Elizabeth II Park in Christchurch, New Zealand.
The women's 50 metre freestyle event at the 2002 Commonwealth Games was held on 2 and 3 August at the Manchester Aquatics Centre.
The Men's EAD 50 metre freestyle event at the 2002 Commonwealth Games was held on 1 August at the Manchester Aquatics Centre.
The Men's 100 metre freestyle event at the 2002 Commonwealth Games was held on 1 and 2 August at the Manchester Aquatics Centre.
The Men's 50 metre breaststroke event at the 2002 Commonwealth Games took place between 2 August 2002 and 3 August 2002 at Manchester Aquatics Centre.
The Men's 100 metre breaststroke event at the 2002 Commonwealth Games took place between 31 July 2002 and 1 August 2002 at Manchester Aquatics Centre.
The Men's 200 metre breaststroke event at the 2002 Commonwealth Games took place on 4 August 2002 at Manchester Aquatics Centre.
The Men's 100 metre backstroke event at the 2002 Commonwealth Games took place between 2 August 2002 and 3 August 2002 at Manchester Aquatics Centre.
The women's 200 metre breaststroke event at the 2002 Commonwealth Games as part of the swimming programme took place on 1 August at the Manchester Aquatics Centre in Manchester, England.
The Women's EAD 50 metre freestyle event at the 2002 Commonwealth Games was held on 31 July at the Manchester Aquatics Centre.
The Men's EAD 100 metre freestyle event at the 2002 Commonwealth Games was held on 3 August at the Manchester Aquatics Centre.
The Women's EAD 100 metre freestyle event at the 2002 Commonwealth Games was held on 2 August at the Manchester Aquatics Centre.
