Laos competed at the 2000 Summer Olympics in Sydney, Australia.
Athletics
Track and road events AthleteEventHeatQuarterfinalSemifinalFinalTimeRankTimeRankTimeRankTimeRankSisomphone VongpharkdyMen's 100 m11.4794Did not advanceSirivanh KetavongWomen's marathoncolspan=63:34:2745
Swimming
AthleteEventHeatSemifinalFinalTimeRankTimeRankTimeRankSikhounxay OunkhamphanyavongMen's 50 m freestyle27.0370Did not advance
References Wallechinsky, David (2004). The Complete Book of the Summer Olympics (Athens 2004 Edition). Toronto, Canada. . International Olympic Committee (2001). The Results. Retrieved 12 November 2005. Sydney Organising Committee for the Olympic Games (2001). Official Report of the XXVII Olympiad Volume 1: Preparing for the Games. Retrieved 20 November 2005. Sydney Organising Committee for the Olympic Games (2001). Official Report of the XXVII Olympiad Volume 2: Celebrating the Games . Retrieved 20 November 2005. Sydney Organising Committee for the Olympic Games (2001). The Results. Retrieved 20 November 2005. International Olympic Committee Web Site sports-reference