Across the world, Lafaialii (Lafaialii 
) is an extremely rare unknown gender forename. Much more frequently, Lafaialii is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Lafaialii | Italy, Australia, New Zealand, United States |
| siu lafaialii Samoan rugby union player, WS (b. 1974) |
|