Major-General Arthur Chichester, 3rd Earl of Donegall (1666 – 10 April 1706), was an English Army officer and peer.

His father served as Custos Rotulorum for County Antrim and Governor of Carrickfergus for twelve years before dying in Ireland in 1678.

[5] Having made a career in the English Army, Lord Donegall founded the 35th Regiment of Foot in Belfast in 1701, becoming its first Colonel.

Together, they were the parents of:[7] Lord Donegall died on 10 April 1706 and was succeeded by his eldest son, Arthur.

After the 4th Earl died without issue in 1757, the title passed to his nephew (the 3rd Earl's grandson), Arthur, who was created Baron Fisherwick in the Peerage of Great Britain in 1790 and Marquess of Donegall in the Peerage of Ireland on 4 July 1791.