NGA may refer to:

• Nigeria
• National Gallery of Art
• National Gallery of Australia
• National Gardening Association
• National Geospatial-Intelligence Agency in the U.S.
• National Glass Association
• National Golf Association
• National Governors Association (United States)
• National Governors' Association UK (United Kingdom)
• National Graphical Association
• National Greyhound Association
• National Grocers Association
• National Guardianship Association
• Nebraska Golf Association
• Nga (god), a Siberian deity
• Nga a tribal group of Arunachal Pradesh
• North American Galvanizing & Coatings AMEX stock symbol

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to thee intended article.