Robert Dundas, Lord Arniston, the younger (1713–1787) was a Scottish judge.

The eldest son of Robert Dundas

Robert Dundas, Lord Arniston, the elder

Robert Dundas, Lord Arniston, the elder was a Scottish judge.The second son of Robert Dundas he served as Solicitor General for Scotland from 1717 to 1720 and as Lord Advocate from 1720 to 1725...

 (1685–1753), he was deducated at Edinburgh University and studied Roman law at Utrecht University

Utrecht University

Utrecht University is a university in Utrecht, Netherlands. It is one of the oldest universities in the Netherlands and one of the largest in Europe. Established March 26, 1636, it had an enrollment of 29,082 students in 2008, and employed 8,614 faculty and staff, 570 of which are full professors....

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Dundas served as Solicitor General for Scotland

Solicitor General for Scotland

Her Majesty's Solicitor General for Scotland is one of the Law Officers of the Crown, and the deputy of the Lord Advocate, whose duty is to advise the Crown and the Scottish Government on Scots Law...

 from 1742 to 1746 and as Lord Advocate

Lord Advocate

Her Majesty's Advocate , known as the Lord Advocate , is the chief legal officer of the Scottish Government and the Crown in Scotland for both civil and criminal matters that fall within the devolved powers of the Scottish Parliament...

 from 1754 to 1760.
He was Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 for Midlothian from 1754. He was Lord President of the Court of Session from 1760 to 1787, losing his popularity for giving his casting vote against Archibald (Stewart) Douglas in the Douglas peerage case

Peerage law

The British Peerage is governed by a body of law that has developed over several centuries.Much of this law has been established by a few important cases, and some of the more significant of these are addressed in this article.-Peerage disputes:...

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Part of a remarkable Scottish legal and political dynasty, his grandfather Robert Dundas (died 1726) had been an MP and judge, as were his father Robert Dundas

Robert Dundas, Lord Arniston, the elder

Robert Dundas, Lord Arniston, the elder was a Scottish judge.The second son of Robert Dundas he served as Solicitor General for Scotland from 1717 to 1720 and as Lord Advocate from 1720 to 1725...

 and son Robert Dundas

Robert Dundas of Arniston

-Background:Part of a remarkable Scottish legal and political dynasty, Dundas was the son of Robert Dundas, Lord Arniston, the younger. His great-grandfather Robert Dundas had been an MP and judge, as were his grandfather Robert Dundas, Lord Arniston, the elder....

 (1758–1819). His son William Dundas

William Dundas

William Dundas was a Scottish politician.The son of Robert Dundas, Lord Arniston, the younger, he became a barrister at Lincoln's Inn in 1788...

 became a lawyer and Member of Parliament.