About Toussaint Loua
Lived 1824 – 1907 (aged 83). Toussaint Loua was a French statistician.
General graphic summary of the Statistical Atlas of the population of Paris. It is one of the first graphical representation of data in the form of a heat map. Toussaint Loua (1824 – 1907) was a French statistician and was credited for inventing the heat map in information visualization.
Career Loua was born in Saarn in modern day Germany.
He began his career as a clerk at the Ministry of Commerce in 1850 at the age of 26. From 1875 to 1887, Loua directed the General Directorate of Statistics of France (French: Statistique générale de la France). Under his direction, the SGF published in 1878 the first Statistical Yearbook of France (French: Annuaire statistique de la France) and it was also under its mandate that in 1885 the High Council of Statistics was created.
Don’t just read it —
keep it.
Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.
- E-book
- Audio
- Video
Instant download · yours to keep · every purchase keeps this site free
Important facts
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Toussaint Loua's
Frequently asked questions
Who was Toussaint Loua?
French statistician (1824-1907)
When was Toussaint Loua born?
Toussaint Loua was born on 21 September 1824 in Saarn.
When did Toussaint Loua die?
Toussaint Loua died on 8 November 1907 in Paris.
What was Toussaint Loua's occupation?
Toussaint Loua was a statistician.
What nationality was Toussaint Loua?
Toussaint Loua was French.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Toussaint Loua. https://biography.guide/toussaint-loua/
MLA: "Toussaint Loua." Biography.guide, https://biography.guide/toussaint-loua/.
Chicago: "Toussaint Loua." Biography.guide. https://biography.guide/toussaint-loua/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
Page generated 2026-09-27 05:27 UTC