Chad Guy Bertrand le Clos, OIS (born 12 April 1992) is a South African swimmer who is an Olympic and Commonwealth Games champion as well as the Commonwealth record holder in the 50 and 100 meter butterfly. He won gold in the 200 meter butterfly and silver in the 100 meter butterfly in the 2012 Olympics in London. He also won five medals at the 2010 Summer Youth Olympics in Singapore.
He attended Westville Boys' High School in Durban, South Africa, matriculating in 2010. He has been swimming from a very young age, and when he started competing at the age of 10 he already had a few years of training under his belt.
Le Clos was conferred the silver Order of Ikhamanga on 27 April 2013 in absentia. In a statement by the Chairperson of the National Orders Advisory Council, Dr. Cassius Lubisi, le Clos was conferred the honour "For his excellent achievements on the international swimming stage, especially at the London Olympics in 2012, thus placing South Africa in high standing globally in the field of Aquatic sports."