KBYR may refer to:

• KBYR (AM), a radio station (700 AM) licensed to Anchorage, Alaska, United States
• KBYR-FM, a radio station (91.5 FM) licensed to Rexburg, Idaho, United States

• International 14 (dinghy)
• International 3-Day Novel Contest
• International 4000
• International 4000 Series
• International 505
• International 806
• International Academic Friends of Israel
• International Academy East
• International Academy for Constitutional Law
• International Academy of Astronautics
• International Academy of Design & Technology – Orlando
• International Academy of Detoxification Specialists
• International Academy of Humanism
• International Academy of Management and Economics
• International Academy of Pathology
• International Academy of Sciences San Marino
• International Academy of Sex Research
• International Academy of Sport Science and Technology
• International Academy of Television Arts and Sciences
• International Academy West
• International Accounting Education Standards Board
• International Accounting Standard
• International Accounting Standards Board
• International Accreditation Agency for Online Universities
• International Accrediting Commission