Barlow Lyde & Gilbert LLP (informally BLG) was an international law firm headquartered in London, United Kingdom which specialised in commercial litigation, dispute resolution, insurance and reinsurance. It had around 290 lawyers and 80 partners and offices in Hong Kong, London, Manchester, Oxford, São Paulo, Shanghai and Singapore. BLG merged with Clyde & Co in November 2011, with the merged firm taking the Clyde & Co name.