Globally, Lamontagne (Lamontagne 
) is a very rare primarily boy's, but very infrequently girly first name. The forename Lamontagne is characteristic of Eastern Asia, particularly China, where it is an extremely rare male name. Much more prevalently, Lamontagne is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Lamontagne | Saint Lucia, United States, Canada, France, New Zealand |
|
ovide m. lamontagne New Hampshire repeat political candidate, US (b. 1957) |
|
| réal lamontagne Canadian Catholic priest, CA (b. 1922) |
|
|
|
ray lamontagne American singer-songwriter, US (b. 1973) |
|