Background
Campbell was the oldest son of Walter Campbell of Shawfield and Islay, an advocate who served as Rector of the University of Glasgow from 1789 to 1791, and his first wife Eleanora, daughter of Robert Ker of New Field.
Campbell was the oldest son of Walter Campbell of Shawfield and Islay, an advocate who served as Rector of the University of Glasgow from 1789 to 1791, and his first wife Eleanora, daughter of Robert Ker of New Field.
He joined the British Army in 1789 as an ensign in the 3rd Foot Guards. In 1793 he was promoted to lieutenant and then captain. He left the army in about 1799, and was later an Colonel of the Argyll militia.
On the death of Walter Campbell in 1816, John"s son Walter Frederick Campbell inherited the 240 square mile island of Islay in the Inner Hebrides.
He supported Argyll in opposing the Duke of Portland"s ministry, and died two years after his election, aged about 39. Her first novel was published anonymously in 1812 and followed by a dozen more.
She also kept a diary of life in court which was published anonymously in 1838, but widely attributed to her. of Colonel John Campbell and Lady Charlotte:.
4th United Kingdom Parliament]
In 1794, he was elected on the interest of his brother-in-law, the 6th Duke of Argyll as the Member of Parliament (Member of Parliament) for Ayr Burghs.