Sir Colville Adrian de Rune Barclay was a British diplomat who served as chargé d'affaires in Washington D.C., minister to Sweden and Hungary and ambassador to Portugal.
- Occupation
- diplomat
- Position held
- Member of the Privy Council of the United Kingdom, ambassador of the United Kingdom to Sweden, ambassador of the United Kingdom to Hungary, ambassador of the United Kingdom to Portugal
- Citizenship
- United Kingdom, United Kingdom of Great Britain and Ireland
- Born
- September 17, 1869