NAID is an acronym which may refer to:

• Native American Indian Dog
• In medicine, Non-Anemic Iron Deficiency
• North American International Demoparty, a demoscene party in Quebec, Canada
• NAID, an Association of Defence Communities (NAID/ADC)
• Network Array of Inexpensive Disks (see also RAID)
• NAID, National Association for Information Destruction

Martin Landquist is a Swedish music producer, recording artist, remixer and songwriter working under the name Nåid. He has produced albums for artists such as a-ha, Jay-Jay Johanson, Linda Sundblad and Kent, and has remixed tracks for artists including The Cardigans. He is also a member of the bands Peking Laundry with Martin Sköld from Kent and Snowracer with Dregen from Backyard Babies, Amir Chamdin from Infinite Mass and Brady Blade.

För samisk vishetslärare, se Nåjd