He trained in law at Edinburgh University. Most of his cartoons are of his legal peers and are clearly drawn during court proceedings. Many of his illustrations from the years 1816 to 1820 were included in the 1871 publication The Scottish Bar Fifty Years Ago: Sketches of Scott and His Contemporaries.
From around 1830 he served as Chamberlain to the Duke of Buccleuch at Dalkeith Palace.
He died in Edinburgh on 18 June 1869. They had eleven children several of whom rose to some fame.
Susan died soon after the birth of the eleventh child. Sadly few of the children lived long lives.
Elizabeth (1821-1848) died in India
Susan (1824-1852) died in Edinburgh, buried in Dean Cemetery
Alexander Pringle Scott Moncrieff (1827-1865) Major in the Indian Army, died in Benares
Sir Colin Campbell Scott Moncrieff (1836-1916), Under Secretary of State for Scotland, died in Chelsea, London
Rev John Edward Scott Moncrieff (1839-1860), died in Batavia
Charles the youngest son (1840-1859)
Their infant daughter Jane Anne died in 1852.
He is buried with other members of the Scott Moncrieff family at the south end of the sealed south-west section of Greyfriars Kirkyard commonly called the Covenanter"s Prison.