Family name Vaimalu (Vaimalu 
) , in the world, is a very rare surname. The cognomen Vaimalu is characteristic of Australia and New Zealand, particularly New Zealand, where it is a very rare surname, and Australia. Much less frequently, Vaimalu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vaimalu | New Zealand, Australia, United States |