Marquesses of Donegall (1791)
- Arthur Chichester, 1st Marquess of Donegall (1739–1799)
- George Augustus Chichester, 2nd Marquess of Donegall (1769–1844)
- George Hamilton Chichester, 3rd Marquess of Donegall (1797–1883)
- George Augustus Chichester, Viscount Chichester (1826–1827)
- Frederick Richard Chichester, Earl of Belfast (1827–1853)
- Edward Chichester, 4th Marquess of Donegall (1799–1889)
- George Augustus Hamilton Chichester, 5th Marquess of Donegall (1822–1904)
- Edward Arthur Donald St George Hamilton Chichester, 6th Marquess of Donegall (1903–1975)
- Dermot Richard Claud Chichester, 7th Marquess of Donegall (1916–2007)
- Arthur Patrick Chichester, 8th Marquess of Donegall (b. 1952)
The heir apparent is the present holder's son James Chichester, Earl of Belfast (b. 1990)
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