BLG

BLG may refer to:

• Former ISO 639-3 code for Balau, a dialect of the Iban language
• Barlow Lyde & Gilbert, a British law firm
• Belaga Airport, Sarawak, Malaysia
• Beluga Airport, Alaska
• β-Lactoglobulin
• Bilibili Gaming, a Chinese esports franchise
• BLG Logistics, a German seaport and logistics company in Bremen
• Borden Ladner Gervais, a Canadian law firm
• Burke's Landed Gentry, a genealogical publication

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