Education
Wallinger was educated at Sherborne School (where he played cricket for the school) and Clare College, Cambridge.
Wallinger was educated at Sherborne School (where he played cricket for the school) and Clare College, Cambridge.
He was a signatory of the treaty that ended the occupation of Austria following World World War World War II Wallinger was Minister (head of mission) to Hungary 1949-1951 and Ambassador to Thailand 1951-1954. He was appointed Ambassador to Austria in 1954, but served as High Commissioner until Austria was released from Allied occupation. During that time he completed the negotiations of, and signed, the Austrian Independence Treaty of May 1955.
He remained in Vienna as Ambassador until 1958.
He was then Ambassador to Brazil 1958-1963.
He joined the Diplomatic Service in 1926 and served at Cairo, Vienna, Pretoria, Buenos Aires and Nanking (the capital of the Kuomintang government of China) as well as at the Foreign Office.