Tai Nguyen (born 25 February 1975) is a Vietnamese-Australian actor. Nguyen began his acting career and best known for his role as Jack Tran Nguyen on the 1994 Australian teen drama series Heartbreak High.

Nguyen was born in Saigon, Vietnam. His family escaped Vietnam by boat in 1980. After spending time in a Malaysian refugee camp, the family was sponsored by a Dutch Reform Church to settle in Tasmania, Australia where he spent his early childhood. Nguyen has appeared as himself in a documentary by the ABC about the plight of refugees.

Nguyen primarily works in television, having appeared in several productions over the past two decades. His first major acting role was in 1994 in a television show called Heartbreak High^[1] alongside Alex Dimitriades, Tony Martin and Sarah Lambert which gained significant press in Australia at the time for its groundbreaking gritty portrayal of multiculturalism^[2] in Australian schools. His second role in 1996 was a swimming athlete training for the olympics in a television show called Sweat^[3] alongside Heath Ledger and Martin Henderson.

Nguyen's television work includes Heartbreak High, Sweat and Wild Side.

In 2017 he will appear in Blue Murder: Killer Cop alongside Richard Roxburgh in a two-part Australian television miniseries based on true events, produced by Seven Network.