Marshal of the Royal Air Force Samuel Charles Elworthy, Baron Elworthy, KG, GCB, CBE, DSO, LVO, DFC, AFC (23 March 1911 – 4 April 1993) was a New Zealand-born senior officer in the Royal Air Force.

He also became Chief of the Defence Staff in which role he oversaw the evacuation from Aden in November 1967 and had to respond to the growing crisis in Northern Ireland in the late 1960s.

600 (City of London) (Fighter) Squadron, part of the Auxiliary Air Force, where he flew Harts, with effect from 15 January 1935.

[5] He became attached to the Royal Air Force on 28 October 1935[6] and joined No.15 Squadron at RAF Abingdon, again flying Harts, with effect from the same date.

2 (Indian) Group in March 1947 and the first commanding officer[23] of the Royal Pakistan Air Force Station, Drigh Road (now PAF Base Faisal) on 1 November 1947.

[7] Appointed a Lieutenant of the Royal Victorian Order on 16 July 1953[25] he became Commander of the Metropolitan Sector in December 1953.

[29] Appointed a Companion of the Order of the Bath in the 1960 New Year Honours[30] and promoted to air marshal on a substantive basis on 1 July 1960,[31] he became Commander-in-Chief British Forces Arabian Peninsular in August 1960.

[35] He was promoted to Marshal of the Royal Air Force on 1 April 1967[36] and became Chief of the Defence Staff on 4 August 1967.

[37] In this role he oversaw the evacuation from Aden in November 1967 and had to respond to the growing crisis in Northern Ireland in the late 1960s.

[38] He was made Constable and Governor of Windsor Castle on 13 April 1971[39] and became Lord Lieutenant of Greater London in 1973.

[1] One of his sons is Air Commodore the Hon Sir Timothy Elworthy, a former Director of Royal Travel to the Queen.