Beattie, David Wilson (1938–1991), venture capitalist ?
Blake, Charles Henry (1794–1872), property speculator ?
Campbell, Lord Neil, of Ardmaddie (c. 1630–1692), colonial speculator ?
Croghan, George (d. 1782), colonial official and land speculator in America ?
Gage, Joseph Edward (c. 1687–1766), adventurer ?
Grainger, Richard (1797–1861), builder and property speculator ?
Gray, Sir Walter (1848–1918), property speculator and local politician ?
Herbert, Lady Mary (1686–1775), speculator and mining entrepreneur ?
Imlay, Gilbert (1754–1828), land speculator and author ?
Kemp, Thomas Read (1782–1844), property speculator ?
LennoxGordon-, Lord Henry Charles George (1821–1886), politician and speculator ?
Mackreth, Sir Robert (bap. 1727, d. 1819), speculator and politician ?
Macleane, Lauchlin [formerly Laughlin McLean] (1728/9–1778), political agent and speculator ?
Mahon, Charles James Patrick [known as the O'Gorman Mahon] (1800–1891), politician and financial speculator ?
Montgomery, Sir Robert, of Skelmorlie, fifth baronet (1680–1731), property speculator and author in America ?
Perrot, Robert (c. 1478–1550), church musician and land speculator ?
Powles, John Diston (1787–1867), company promoter and speculator ?
Russell, Thomas (1830–1904), financier and land speculator ?