Tonga's début in the Paralympics was in Sydney during the 2000 Summer Olympics, and it has participated in every Summer Paralympics between then and the London Paralympics in 2012–numbering four in total. In all the editions of the Games, Tonga has sent only one athlete. In Sydney 2000 and in Athens 2004, Alailupe Tualau participated on Tonga's behalf. Mounga Okusitino represented Tonga in the 2008 Summer Paralympics in Beijing.