Last name Skaistlauks (Skaistlauks 
) , globally, is an extremely rare cognomen. The family name Skaistlauks is characteristic of Western Europe, particularly Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Skaistlauks | Germany |
| voldemārs skaistlauks LV (b. 1892) |
|