Last name Slettom (Slettom 
) , around the globe, is a very rare family name. The surname Slettom is characteristic of Norway, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Slettom | Norway, United States |
| grete slettom Norwegian author (b. 1972) |
|
|
| grete slettom Norwegian athletics competitor (b. 1972) |
|