Surname Desault (Desault 
) , worldwide, is a very rare family name. The cognomen Desault is habitual in Belgium, where it is a very rare surname, France, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Desault | Canada, France, Belgium |
| pierre desault born 1675; died 1737 (b. 1675) |
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pierre-joseph desault French surgeon, FR (b. 1738) |
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| pierre joseph desault (b. 1785) |
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| kim lien desault BE |
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| jean desault FR |
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