Ady or ADY may refer to:

• IATA airport code for Alldays Airport in Limpopo Province, South Africa

• Adi (name), Hebrew-language given name
• Ady An (born 1980), Taiwanese actress
• Ady Berber (1913–1966), Austrian actor
• Ady (footballer) (born 1973), Tunisian footballer
• Ady Jean-Gardy, Haitian journalist
• Ady Schmit (born 1940), Luxembourgish footballer
• Ady Spencer (born 1973), English rugby league player
• Ady Stern, Israeli physicist
• Ady (surname)
• Ady Williams (born 1971), English footballer

• Aadi (album), a 2005 album by Syrian singer Asalah Nasri
• Adi (disambiguation)
• Adyghe language
• Ady, Oregon
• Ady, Texas
• Azerbaijan Railways (Azeri: Azərbaycan Dəmir Yolu, ADY).