Luongo is a surname. Notable people with the surname include:
- Alfred Leopold Luongo (1920–1986), United States federal judge
- Chris Luongo (born 1967), American former ice hockey player for the Detroit Red Wings
- David Luongo (born 1988), French professional footballer
- Gerald Luongo (born 1938), American Republican Party politician
- Massimo Luongo (born 1992), Australian soccer player
- Pino Luongo (born 1952/1953), American-based Italian restaurateur, businessman, and memoirist
- Roberto Luongo (born 1979), Canadian ice hockey goaltender for the Florida Panthers
- Stefano Luongo (born 1990), Italian water polo player
- Steve Luongo (born 1952), American drummer