Viscounts Brentford (1929)
- William Joynson-Hicks, 1st Viscount Brentford (1865–1932)
- Richard Cecil Joynson-Hicks, 2nd Viscount Brentford (1896–1958)
- Lancelot William Joynson-Hicks, 3rd Viscount Brentford (1902–1983)
- Crispin William Joynson-Hicks, 4th Viscount Brentford (born 1933)
The heir apparent is the present holder's son the Hon. Paul William Joynson-Hicks (born 1971)
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