NICOLSON, a family of this name, styled of Carnock and Tillicoultry, possesses a baronetcy of Nova Scotia, conferred, 16th January 1637, on Thomas Nicolson of Carnock, Stirlingshire, with remainder to his heirs male generally. He died 8th January 1646. His great-grandson, Sir Thomas Nicolson, fourth baronet, inherited in 1683, the barony of Napier, and was fourth Lord Napier. Dying, unmarried, in 1686, in his 18th year, the barony of Napier reverted to his maternal aunt, the estate of Carnock vested in his sisters, and the baronetcy devolved on his cousin and heir male, Sir Thomas Nicolson of Tillicoultry, Clackmannanshire, who became 5th baronet. The latter sold that estate in 1693, and retired to Holland. On the death of his grandson, Sir David, 8th baronet, without issue, at Breda, Oct. 19, 1808, the baronetcy devolved on his kinsman, Major-general Sir William Nicolson, 9th baronet, born in Scotland in 1759. He died in 1820, and was succeeded by his son, Sir Frederick William Erskine Nicolson, captain R.N., born April 22, 1815. The latter married, 1st, only daughter of James Loch, Esq., M.P., issue 2 sons and a daughter; and 2dly, only daughter of Robert Cullington, Esq., issue, a son and a daughter.