Last name Le Clair (Le Clair 
) , in the world, is a rare cognomen. The cognomen Le Clair is habitual in Canada, where it is a rare surname, France, and Belgium, where it is a very rare surname. In absolute terms, it is the most numerous in France, the United States, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Le Clair | Canada, Belgium, United States, Greece, France |