British diplomatic presence in Cambodia

1945 - no representative
1946 - 1947 Ernest William Meiklereid via Saigon
1948 - 1950 Frank Stannard Gibbs via Saigon
1950 - Indo-China War
1951 - Frank Stannard Gibbs - Saigon in Vietnam; Min. Plen., En. Ex and Consul-Gerenal
5 May 1951: Hubert Aston Graves Min. Plen., En. Ex at Saigon, Vientiane and Phnom Penh
11 October 1953: Richard Purdon Heppel
07 September 1956: Henry Norman Brain
13 July 1958: Frederic Francis Garner
22 August 1961: Peter Murray
25 June 1964: Leslie Fielding
21 September 1966: Harold Arthur Neville Brown
5 July 1970: Anthony James Williams
14 March 1973: John Earnest Powell Jones
18 February 1975: John Christopher Wyndewe Bushell
1975 – All staff withdrawn from post. There was no further HMG representation until the appointment on 7 Nov 1991 of David Allan Burns as Representative to the Supreme National Court of Cambodia with the personal rank of Ambassador.

24 June 1994: Mr Paul Reddicliffe
29 July 1997: Mr Christopher George Edgar
17 December 2000: Mr Stephen John Bridges
13 January 2005: Mr David George Reader

The Foreign Office Lists have the UK representative in Phnom Penh listed as 'Ambassador and Extraordinary & Plenipotentiary' from 1951 onwards, except from 1976 to 1994.