NSX may refer to:
Stock exchanges Namibian Stock Exchange (NSX) National Stock Exchange (Jersey City, New Jersey), US (NSX) National Stock Exchange of Australia (NSX)
Other uses Honda NSX (New Sportscar eXperimental/eXperience), an automobile distributed as Acura NSX in North America Post Office Sorting Van (NSX), a British rail vehicle VMware NSX, a network virtualization product Narrow Shape Cross-Section Blade (NSX), an ice-skating blade designed by Diederik Hol