Sir Geoffrey Arnold Wallinger GBE KCMG (2 May 1903 – 5 July 1979) was a British diplomat who was envoy to Hungary and ambassador to Thailand, Austria and Brazil.
He was a signatory of the treaty that ended the occupation of Austria following World War II.
He joined the Diplomatic Service in 1926[2] and served at Cairo, Vienna, Pretoria and Cape Town, Buenos Aires and Nanking (the capital of the Kuomintang government of China) as well as at the Foreign Office.
Wallinger was Minister (head of mission) to Hungary 1949–51[3] and Ambassador to Thailand 1951–54.
[4] He was appointed Ambassador to Austria in 1954,[5] but served as High Commissioner until Austria was released from Allied occupation; during that time he completed the negotiations of,[6] and signed, the Austrian Independence Treaty of May 1955.