Sir Peter George Arthur Wakefield KBE CMG (13 May 1922 – 1 December 2010) was a British diplomat and art fund director.
He served as a diplomat in Amman, Nicosia, Cairo, Vienna, Tokyo and Benghazi and as the United Kingdom's Ambassador in Lebanon and Belgium.
Following his retirement from the diplomatic service, Wakefield was appointed director of the National Art Collections Fund.
He was educated at Cranleigh School and at Corpus Christi College, Oxford.
He served in the Royal Artillery at the end of the Second World War and rose to the rank of captain.