Duke of Westminster

The title of Duke of Westminster was created by Queen Victoria in 1874 and bestowed upon Richard Grosvenor the 3rd Marquess of Westminster.

The baronetcy of the Grosvenor family was created by James I in 1622. Richard Grosvenor the 6th Baronet was created Baron Grosvenor of Eaton in 1761 and in 1784 became both Viscount Belgrave and Earl Grosvenor under George III. The title Marquess of Westminster was bestowed upon Robert Grosvenor the 2nd Earl Grosvenor at the coronation of William IV in 1831.

Baronet created 1622

• Sir Richard Grosvenor, 1st Baronet (1584-1645)
• Sir Richard Grosvenor, 2nd Baronet
• Sir Thomas Grosvenor, 3rd Baronet (1656-1700)
• Sir Richard Grosvenor, 4rd Baronet (1689-1732)
• Sir Thomas Grosvenor, 5th Baronet (1693-1733)
• Sir Robert Grosvenor, 6th Baronet (-1755)

Earl of Grosvenor created 1784

• Sir Richard Grosvenor, 1st Earl Grosvenor, 7th Baronet (1731-1802)

'Marquess of Westminster created 1831

• Sir Robert Grosvenor, 1st Marquess of Westminster, 2nd Earl Grosvenor (1767-1845)
• Sir Richard Grosvenor, 2nd Marquess of Westminster (1795-1869)

Duke of Westminster created 1874

• Sir Hugh Lupus Grosvenor, 1st Duke of Westminster, 3rd Marquess (1825-1899)
• Sir Hugh Richard Arthur Grosvenor, 2nd Duke of Westminster (1879-1953)
• Sir William Grosvenor, 3rd Duke of Westminster (1894-1963)
• Sir Gerald Hugh Grosvenor, 4th Duke of Westminster (1907-1967)
• Sir Robert George Grosvenor, 5th Duke of Westminster (1910-1979)
• Sir Gerald Cavendish Grosvenor, 6th Duke of Westminster (1951-)