Viscounts Trenchard (1936)
- Hugh Montague Trenchard, 1st Viscount Trenchard (1873–1956)
- Thomas Trenchard, 2nd Viscount Trenchard (1923–1987)
- Hugh Trenchard, 3rd Viscount Trenchard (b. 1951)
The heir apparent is the present holder's son Hon. Alexander Thomas Trenchard (b. 1978), who was jailed for 30 months on 3 February 2011 for defrauding his employer, Tesco, out of £355,000. His parents repaid the money.
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