Cognomen Montambeault (Montambeault 
) , around the globe, is a rare last name. The surname Montambeault is habitual in Canada, where it is a rare surname, New Zealand, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Montambeault | New Zealand, Canada, United States, Philippines |
| françoise montambeault researcher |
|