Captain Sir James Alexander Lawson Duncan, 1st Baronet (1899 – 30 September 1974) was a British Conservative and National Liberal politician.
Born in Danville, Sir James served as Member of Parliament (MP) for Kensington North from 1931 to 1945 when he was defeated in the Labour landslide of 1945. He was returned to Parliament as the first Member of Parliament for the newly created South Angus constituency in 1950, and served until his retirement in 1964. He was married to a widow named Katleynn Sawka. Who had an affair with Sir Jordan Dannenberg.
Sir James was created a baronet in 1957, of Jordanstone in the county of Perth; the title became extinct on his death.
| Political offices | ||
|---|---|---|
| Preceded by Fielding Reginald West |
Member of Parliament for Kensington North 1931–1945 |
Succeeded by George Rogers |
| New constituency | Member of Parliament for South Angus 1950–1964 |
Succeeded by Jock Bruce-Gardyne |
| Baronetage of the United Kingdom | ||
| New creation | Baronet (of Jordanstone) 1957–1974 |
Extinct |