Matthew John Cowdrey (born 22 December 1988) is an Australian swimmer and politician.
He presently holds numerous world records.
He has a congenital amputation of his left arm; it stops just below the elbow.
Cowdrey competed at the 2004 Paralympic Games, 2006 Commonwealth Games, 2008 Paralympic Games, 2010 Commonwealth Games, and the 2012 Paralympic Games.
After the 2012 London Games, he is the most successful Australian Paralympian, having won thirteen Paralympic gold medals and twenty three Paralympic medals in total.
On 10 February 2015, Cowdrey announced his retirement from swimming.Cowdrey contested and won the seat of Colton at the 2018 state election in South Australia for the Liberal Party.