Pierre Jean Henri Didelot was born on 12 May 1870 in Paris. He was a Governor General in the French Colonial Empire.
| Government offices | ||
|---|---|---|
| Preceded by Raphaël Valentin Marius Antonette |
Governor General of Saint-Pierre and Miquelon 28 November 1909–1 July 1911 |
Succeeded by Ferdinand Longue (Acting) |
| Preceded by Denys Joseph Goujon |
Governor General of French Guiana (1st Time) 1911–1914 |
Succeeded by Ernest Fernand Lévecque |
| Preceded by Ernest Fernand Lévecque |
Governor General of French Guiana (2nd Time) 1916 |
Succeeded by Georges Lévy |
| Preceded by Théophile Antoine Pascal (Acting) |
Governor General of Sénégal 17 September 1921–4 July 1925 |
Succeeded by Camille Théodore Raoul Maillet (Acting) |
| Preceded by Louis Martial Innocent Gerbinis |
Governor General of Pondichéry 1926–1928 |
Succeeded by Robert Paul Marie de Guise |