Lieutenant-Colonel Sir William Bertram Swan KCVO CBE TD DL JP (19 September 1914 – 4 December 1990) was a British Army officer and agriculturalist.
Following the end of the Second World War, Swan returned to farming in Scotland.
[3] He served as Army Cadet Force County Commandant for Roxburgh, Berwick and Selkirk from 1955 to 1973 and was granted the rank of lieutenant-colonel.
[5] Swan was invested as a Commander of the Order of the British Empire in June 1968, having served as a Deputy Lieutenant in 1965.
From 1969 to 1989 he was Lord Lieutenant of Berwickshire and was invested as a Knight Commander of the Royal Victorian Order in June 1988.