In 1954, University College was replaced by Queen's College Dundee. The post of Principal of University College was replaced by the new role of Master of Queen's College. Wimberley was not considered for this new position and left the University. Having retired, he took up genealogy and lived with his wife in the town of Coupar Angus, Perthshire. From 2 September 1951 until 1961 he was colonel of the Queen's Own Cameron Highlanders. In 1973, Wimberley collated his papers and diaries into a five-volume autobiography called "Scottish Soldier". This unpublished memoir was deposited by the general in the National Library of Scotland.