NMD may refer to:

• Adidas NMD, a running shoe
• National Masturbation Day
• National Missile Defense
• Naturopathic doctor
• Neuromuscular disease
• Neuronal migration disorder
• New media
• No More Deaths, a humanitarian aid organization
• Non-metropolitan district
• Nonsense mediated decay, a mechanism of messenger RNA surveillance
• Norsk Medisinaldepot, a Norwegian pharmaceutics wholesaler
• Northern Marianas descent
• Norwegian Maritime Directorate