NHY may refer to:

• New Hey railway station, England (National Rail station code)
• New York Stock Exchange and Oslo Stock Exchange symbol for Norsk Hydro

• Freetown, Massachussetts
• Freetown Rosenwald School
• Freetown School Department
• Freetown United
• Freetown, Virginia
• Freetown weather
• Free to Worship
• Free Trade Agreement between Mexico and the European Union
• Free trade agreements
• Free Trade Area of the Asia Pacific
• Free Trade Area of the Asia-Pacific Region
• Free Trade Confederation of Latvia
• Free trade deal
• Free trade deals
• Free Trade International Bridge
• Free Trade Liberal Party
• Free trade union
• Free Trade Union
• Free Trade Union Committee
• Free Trade Unions (Bulgaria)
• Free Trade Unions (Germany)
• Free Trade Unions (Poland)
• Free (Train song)
• Free transfer (disambiguation)
• Free travel