Sir Patrick Dunbar, 3rd Baronet (c. 1676–1763), of Bowermadden, and Northfield, Caithness, was a Scottish politician who sat in the British House of Commons from 1727 to 1734.
Dunbar was the eldest son of Sir Robert Dunbar, 2nd Baronet, of Northfield and his wife Mary Sinclair, daughter of Patrick Sinclair of Ulbster, Caithness.
[1] Dunbar was returned as Member of Parliament for the alternating seat of Caithness by John Sinclair of Ulbster, the hereditary sheriff, after a contest at the 1727 general election.
He was succeeded by Sir Archibald Dunbar, 4th Baronet.
[1] His daughter Margaret Dunbar was second wife to Rev James Oswald minister of Methven and Moderator of the General Assembly of the Church of Scotland in 1765.