| − | Starting March 13, 2007, Smith's portrait is on the back of the British £20 note. He is first Scotsman to feature on a currency issued by the Bank of England.
| + | With effect from March 13, 2007, Smith's portrait appears on the reverse of the English £20 note. He is the first Scotsman to feature on currency issued by the Bank of England. His portrait also features on £50 notes issued by the Clydesdale Bank. |