王室法律顾问或皇室法律顾问(英語:King’s Counsel、簡稱KC,星馬作御用大律師或英皇律师,港台作御用大律師)是部分英联邦王国中资历较深的大律师(訟務律師)的资格头衔,也可泛指获得此资格的大律师。符合各王国制度规定的资格的讼务律师由君主或君主在该地的代表任命为“國王陛下博学的法律顾问”(英語:one of His Majesty’s
Volume V, pp. 543-544, Document 2879-PS (PDF). Office of United States Chief ofCounsel For Prosecution of Axis Criminality. 1946 [26 April 2021]. (原始内容存档 (PDF)于2019-07-29)
at Google Legal: Kent Walker, Vice President & General Counsel - Association of Corporate Counsel (ACC). www.acc.com. [2018-06-04]. (原始内容存档于2018-06-12)