Cognomen Lappon (Lappon 
) , in all the world, is a rare family name. The surname Lappon is characteristic of Italy, where it is a rare surname, Thailand, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Much less frequently, Lappon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lappon | Italy, India, United States, United Kingdom, Thailand |