William Playfair

William Playfair (22 September 1759 – 11 Februar 1823) wis a Scots ingineer an poleetical economist, the foonder o graphical methods o stateestics.[1] He inventit several teeps o diagrams: in 1786 the line, aurie an baur chairt o economic data, an in 1801 the pie chairt an circle graph, uised tae shaw pairt-hale relations.[2]

William Playfair
Born22 November 1759(1759-11-22)
Benvie, Fife, Scotland
Died11 Februar 1823(1823-02-11) (aged 63)
Lunnon, Ingland
Kent forinventor o stateestical graphs, writer on poleetical economy
FaimilyJohn Playfair (brither)
James Playfair (brither)
William Henry Playfair (neffae)


  1. Paul J. FitzPatrick (1960). "Leading British Statisticians of the Nineteenth Century". In: Journal of the American Statistical Association, Vol. 55, No. 289 (Mar. 1960), pp. 38–70.
  2. Michael Friendly (2008). "Milestones in the history of thematic cartography, statistical graphics, and data visualization". pp 13–14. Retrieved 7 Julit 2008.