Andi or ANDI may refer to:
- Andi, Name of the decendants of the Buginese royal family of The Kingdom of Bone located in South Sulawesi Province, Indonesia. It is actually an honorary title given by the Dutch to the royal family of Bone after their joint attack defeated the Kingdom of Gowa also located in South Sulawesi.
- Andi, Yinan County (岸堤镇), town in Yinan County, Shandong, China
- Andi, Jinhua (安地镇), town in Wucheng District, Jinhua, Zhejiang, China
- Andi, Estonia, village in Vihula Parish, Lääne-Viru County, Estonia
- Andi, Russia, a rural locality in the Republic of Dagestan, Russia
- Andi (people), name of the people living in Dagestanian village of Andi
- Andi language (Qwannab), one of the Andic languages
- American Nitrox Divers International (Now ANDI, International)
- AND1, American shoe company
- Aggregate Nutrient Density Index
- Andy (given name), sometimes spelled Andi