AIBN can refer to:

• Azobisisobutyronitrile
• Australian Institute for Bioengineering and Nanotechnology
• Norwegian Accident Investigation Board

• Sni-A-Bar
• Sniabar Creek
• Sni-A-Bar Creek
• Sni-A-Bar Township
• Sni-A-Bar Township, Jackson County, Missouri
• Sni-A-Bar Township, Lafayette County, Missouri
• SNIA Viscosa
• Snia Viscosa
• SNIA v Lee Kui Jak
• Snibston Grange
• S. Nicholson Kane
• @SNICKERS
• Snickers Almond
• SNICOP
• Snideh
• Snider, Anthony
• Snider-Enfield Carbine Mark III
• Snider-Enfield Short Rifle
• Snider Hall
• Snider, Richard
• Snider, William
• Snidow
• Sniffahill (The First Gram)
• Sniff (film)
• Sniffing attack