Cognomen Lenault (Lenault 
) , all over the world, is a very rare family name. The family name Lenault is habitual in France, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lenault | United States, France |
| jacques lenault French politician, FR (b. 1940) |
|