Surname Louizaire (Louizaire 
) , all around the world, is a rare cognomen. The family name Louizaire is habitual in Haiti, where it is quite a rare surname, France, where it is an extremely rare surname, and Canada. Measured by absolute frequency, this name is the most popular in Haiti, the United States, and France.
| VARIANT | COUNTRY |
|---|---|
| Louizaire | United States, Haiti, Canada, France, Brazil |