Family name Вальдемарс (Вальдемарс 
) , worldwide, is an extremely rare last name. Much more prevalently, Вальдемарс is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Вальдемарс | Russia |
Valdemar, Valdemaras, Valdemars, Valdemārs, Woldemar, Валдемарас, Валдемарс, Вальдемар, Вальдемарас, and Вольдемар