Van Tuong Nguyen (; 17 August 1980 – 2 December 2005) was an Australian man convicted of drug trafficking. In 2002, he was arrested in Singapore during an international flight stopover from Phnom Penh to Melbourne. He admitted to bringing 396.2 grams of heroin into the country. He was sentenced to death in 2004. Singapore rejected pleas for clemency from the Australian government, Amnesty International, the Holy See and others. 