Viscounts Wimborne (1918)
- Ivor Churchill Guest, 1st Viscount Wimborne (1873–1939)
- Ivor Grosvenor Guest, 2nd Viscount Wimborne (1903–1967)
- Ivor Fox-Strangways Guest, 3rd Viscount Wimborne (1939–1993)
- Ivor Mervyn Vigors Guest, 4th Viscount Wimborne (born 1968)
The heir presumptive is the present holder's uncle, Hon. Julian John Guest (born 1945)
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