Sir Oliver St George, 1st Baronet (died October 1695) was an Irish Member of Parliament.
In January 1659 Lord Montgomery, Sir Oliver and others took control of Dublin Castle and made Jones and two of his colleagues prisoners.
[3] After the Restoration St George was knighted by Charles II in Whitehall on 11 July 1660, and was appointed a Commissioner of Irish Affairs.
[4] Later the same year on 5 September he was created a Baronet, of Carrickdrumrusk in the county of Leitrim, in the Baronetage of England.
Olivia married firstly after 1693, as his fourth wife, the prominent landowner and statesman Sir Robert Colville of Newtown House, Newtownards, who died in 1697, secondly Pierce Butler, 4th Viscount Ikerrin, who died in 1711, and thirdly a Mr. Wroth, or Booth of Epsom, Surrey.