Sir Lionel Frederick Heald, PC QC (7 August 1897 – 8 November 1981) was a British barrister and Conservative Party politician.

He was educated at Charterhouse, then served in France and Italy during World War I in the Royal Engineers, and was awarded the Italian Bronze Medal of Military Valor.

[2] Heald served as Attorney General in Winston Churchill's government from 1951 to 1954, receiving the customary knighthood upon appointment.

He helped Margaret Thatcher introduce the Public Bodies (Admission to Meetings) Act 1960, similar to a bill that he had proposed years earlier, in her maiden speech.

[1] Heald's daughter from his first marriage, Susan was one of the secretaries who typed the English versions of the German Instrument of Surrender at the conclusion of the Second World War.