Famous ruler
Derived from the Old German name Waldemar, it combines the elements 'wald' (rule) and 'mari' (famous). It has been a traditional royal name in Denmark for centuries, famously borne by several Danish kings.
About 5 boys were named Valdemar in 2025.
King of Denmark known as Valdemar the Great
Danish engineer who developed magnetic sound recording
King of Denmark who reunited the kingdom in the 14th century
Danish silent film actor
US births per 5-year period, 1990–present (SSA data).