Question: Who is the paternal grandfather of George Cochrane (Politician)?

Knowledge 1: George Cochrane (politician)
George Augustus Frederick Cochrane (born 26 November 1762) was a Scottish soldier and politician, a member of a large and adventurous aristocratic family.He served in Parliament from 1807 to 7 March 1808, and again from 10 May 1808 to July 1812.Cochrane was the seventh surviving son of Thomas Cochrane, 8th Earl of Dundonald and his second wife Jane Stuart.As a younger son, he sought his fortune in the army; he was an ensign in 1783, a lieutenant in 1787, a captain in 1793, and a major and a lieutenant colonel in 1799.Cochrane resigned in 1805.In 1807 Cochrane and his brother Andrew Cochrane-Johnstone were elected to Parliament from the rotten borough of Grampound with the assistance of their brother Basil's fortune.He was unseated the next year for lack of due property qualification, but re-elected the same year and seated after a disputed election.He initially voted with the radical opposition, following the line of his nephew Admiral Thomas Cochrane, but after 1810 he supported the Tory ministry of Spencer Perceval.He resigned in 1812 in favor of his brother Andrew.His life after Parliament is unclear; he was still alive in 1832. [SEP] Knowledge 2: Thomas Cochrane, 8th Earl of Dundonald
Thomas Cochrane, 8th Earl of Dundonald (1691 – 31 October 1778) was a Scottish nobleman, army officer and politician.He was Member of Parliament for Renfrewshire, 1722–1727.He served as Commissioner of the Excise for Scotland from 1730 until 1764.He acceded to the title of Earl of Dundonald in 1758 on the death of his cousin, William Cochrane, 7th Earl of Dundonald.
Knowledge 1: George Cochrane (politician)
George Augustus Frederick Cochrane (born 26 November 1762) was a Scottish soldier and politician, a member of a large and adventurous aristocratic family.He served in Parliament from 1807 to 7 March 1808, and again from 10 May 1808 to July 1812.Cochrane was the seventh surviving son of Thomas Cochrane, 8th Earl of Dundonald and his second wife Jane Stuart.As a younger son, he sought his fortune in the army; he was an ensign in 1783, a lieutenant in 1787, a captain in 1793, and a major and a lieutenant colonel in 1799.Cochrane resigned in 1805.In 1807 Cochrane and his brother Andrew Cochrane-Johnstone were elected to Parliament from the rotten borough of Grampound with the assistance of their brother Basil's fortune.He was unseated the next year for lack of due property qualification, but re-elected the same year and seated after a disputed election.He initially voted with the radical opposition, following the line of his nephew Admiral Thomas Cochrane, but after 1810 he supported the Tory ministry of Spencer Perceval.He resigned in 1812 in favor of his brother Andrew.His life after Parliament is unclear; he was still alive in 1832. [SEP] Knowledge 2: George FitzClarence, 1st Earl of Munster
George Augustus Frederick FitzClarence, 1st Earl of Munster( 29 January 179420 March 1842), was an English peer and soldier.
Knowledge 1: George Cochrane (politician)
George Augustus Frederick Cochrane (born 26 November 1762) was a Scottish soldier and politician, a member of a large and adventurous aristocratic family.He served in Parliament from 1807 to 7 March 1808, and again from 10 May 1808 to July 1812.Cochrane was the seventh surviving son of Thomas Cochrane, 8th Earl of Dundonald and his second wife Jane Stuart.As a younger son, he sought his fortune in the army; he was an ensign in 1783, a lieutenant in 1787, a captain in 1793, and a major and a lieutenant colonel in 1799.Cochrane resigned in 1805.In 1807 Cochrane and his brother Andrew Cochrane-Johnstone were elected to Parliament from the rotten borough of Grampound with the assistance of their brother Basil's fortune.He was unseated the next year for lack of due property qualification, but re-elected the same year and seated after a disputed election.He initially voted with the radical opposition, following the line of his nephew Admiral Thomas Cochrane, but after 1810 he supported the Tory ministry of Spencer Perceval.He resigned in 1812 in favor of his brother Andrew.His life after Parliament is unclear; he was still alive in 1832. [SEP] Knowledge 2: George Curzon-Howe, 2nd Earl Howe
George Augustus Frederick Louis Curzon- Howe, 2nd Earl Howe( 16 January 1821 – 4 February 1876) was a British peer and Conservative party politician.

Answer: William Cochrane