The Hannay Baronetcy, of Mochrum in the Stewardry of Kirkcudbright, was a title in the Baronetage of Nova Scotia. It was created on 31 March 1630 for Robert Hannay. The title became dormant on the death of the second Baronet in 1689. The title was claimed in 1783 by Samuel Hannay, the third Baronet. He sat as 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 Camelford

Camelford (UK Parliament constituency)

Camelford was a rotten borough in Cornwall which returned two Members of Parliament to the House of Commons in the English and later British Parliament from 1552 to 1832, when it was abolished by the Great Reform Act.-History:...

. His son, the fourth Baronet, was in the service of the Emperor of Austria

Emperor of Austria

The Emperor of Austria was a hereditary imperial title and position proclaimed in 1804 by the Holy Roman Emperor Francis II, a member of the House of Habsburg-Lorraine, and continually held by him and his heirs until the last emperor relinquished power in 1918. The emperors retained the title of...

. He was unmarried and the baronetcy once again became dormant on his death in 1842.

Hannay Baronets, of Mochrum (1630)

• Sir Robert Hannay, 1st Baronet (d. 1658)
• Sir Robert Hannay, 2nd Baronet (d. 1689) (dormant)

...

• Sir Samuel Hannay, 3rd Baronet (d. 1790) (claimed 1783)
• Sir Samuel Hannay, 4th Baronet (1772-1842) (dormant)