Sir William Whytehead Boulton, 3rd Baronet, CBE (21 June 1912 – 20 June 2010) was a prominent British barrister who served in the reconstruction of the German legal profession after the Second World War and then spent 25 years as Secretary of the Bar Council. In this capacity he managed relations within the English legal profession and its relations internationally, as well as establishing the Senate of the Four Inns of Court that handles disciplinary action and organising the 750th anniversary of the signing of Magna Carta and establishing a permanent memorial at the site. He also wrote Conduct and Etiquette at the Bar, which was the standard guide to the decisions of the General Council of the Bar for 25 years.