NRI

NRI may refer to:

• a Non-resident Indian
• Kingdom of Nri, An Igbo kingdom that flourished between the 10th Century and early 20th Century (Also see Nri-Igbo)
• Negative Refractive Index
• Networked readiness index
• Norepinephrine reuptake inhibitor
• National Radio Institute
• Needham Research Institute
• Nomura Research Institute
• Non-roster invitee
• Niroo Research Institute
• National Resources Inventory
• Nutritional Risk Index
• Net Revenue Interest
• Network Resource Inventory