Viscounts Samuel (1937)
- Herbert Louis Samuel, 1st Viscount Samuel (1870–1963)
- Edwin Herbert Samuel, 2nd Viscount Samuel (1898–1978)
- David Herbert Samuel, 3rd Viscount Samuel (b. 1922)
The heir presumptive is the present holder's brother the Hon. Dan Judah Samuel (b. 1925)
The heir presumptive's heir apparent is his son Jonathan Herbert Samuel (b. 1965)
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