Last name Pichault (Pichault 
) , worldwide, is a rare family name. The surname Pichault is characteristic of Western Europe, particularly Belgium, where it is a rare surname, and France.
| VARIANT | COUNTRY |
|---|---|
| Pichault | France, Belgium |
|
germain pichault de la martinière French military physician, FR (b. 1697) |
|
| françois-maurice pichault FR (b. 1715) |
|
|
| octave pichault FR (b. 1827) |
|