Background
He was the second son of Robert Robartes, Viscount Bodmin and younger brother of Charles Robartes, 2nd Earl of Radnor.
He was the second son of Robert Robartes, Viscount Bodmin and younger brother of Charles Robartes, 2nd Earl of Radnor.
He was educated at a private school in London and entered Saint John's College, Cambridge in 1689.
From 1702 to 1708 he sat for Lostwithiel, returning to sit for Bodmin again from 1708 to 1713. In 1703 he was elected a Fellow of the Royal Society. He was appointed Teller of the Exchequer in 1710, succeeding his relative Francis Robartes, but lost the post in 1714 when he went to live in Paris and failed to return in good time.
He died in 1719 and was buried in Chelsea, London.
Their eldest son, Henry, became the 3rd Earl of Radnor in 1723.
Royal Society; 1st Parliament of Great Britain. 2nd Parliament of Great Britain. 3rd Parliament of Great Britain]
After serving in Flanders as an army volunteer in the 1693 campaign, he was elected Member of Parliament for Bodmin at a by-election later that year, sitting until 1702.