The Rt Hon Colin Boyd QC (b. 7 June 1953) was appointed Lord Advocate on February 24, 2000.

Mr Boyd spent his childhood in Edinburgh, Glasgow and Wick. He was educated at Wick High School and George Watson’s College, Edinburgh and graduated BA (Econ) from Manchester University in politics and economics, and LLB from Edinburgh University.

He was a solicitor in private practice before being called to the Scottish Bar in 1983. Mr Boyd was an Advocate Depute from 1993 to 1995 and took Silk in 1995. He is a legal Associate of the Royal Town Planning Institute . As an Advocate he built up a practice in administrative law. Following the 1997 General election, he was appointed as Solicitor General for Scotland. His promotion to Lord Advocate in 2000 followed the elevation of Andrew Hardie to the bench. He was appointed a Privy Counsellor in 2000. His role as Lord Advocate has included leading the prosecution of the Lockerkbie bomb trial.

He contributed to a book The Legal Aspects of Devolution published just before the 1997 General election.