BIY (disambiguation)
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Look up biy in Wiktionary, the free dictionary.
BIY is the code for the Bingley railway station in West Yorkshire, England.
Biy may also refer to:
- biy, historically, an elected judge and administrator in Kazakhstan
- biy, the ISO 639 code for the Birhor language, a Munda language of India
- An initialism for Baba Is You, the puzzle video game