Robert FitzGerald (1637 – 31 January 1698) was an Irish soldier, politician and official.
[1] In 1659 he was commissioned with the rank of cornet and in 1664 he was promoted to lieutenant in the Royal Horse Guards.
Between 1661 and 1666 he was a Member of Parliament for County Kildare in the Irish House of Commons.
As Comptroller of the Musters and Cheques of the Army in the Dublin Castle administration, he was appointed to the Privy Council of Ireland in 1678 by Charles II of England.
Following the Glorious Revolution, it appears that he adhered to James II of England and served in his Irish army as Comptroller of Musters.