Lieutenant-Colonel Robert George Grosvenor, 5th Duke of Westminster,, was a British soldier, landowner, businessman and politician. In the 1970s he was the richest man in Britain.
- Occupation
- military officer, justice of the peace, politician, art collector
- Position held
- Member of the Senate of Northern Ireland, member of the 42nd Parliament of the United Kingdom, member of the 41st Parliament of the United Kingdom, substitute member of the Parliamentary Assembly of the Council of Europe
- Citizenship
- United Kingdom, United Kingdom of Great Britain and Ireland
- Born