Declining since 2019.
Popularity of Nikolaj since 2001
Babies named Nikolaj per year in U.S. Social Security records.
Data table (by decade)
| Decade | Boys |
|---|---|
| 2000s | 27 |
| 2010s | 90 |
| 2020s | 37 |
Meaning & origin
Nikolaj entered U.S. records in 2001 and reached its peak popularity in 2019. However, since 2019 its usage has been declining, indicating a shift away from this particular spelling among American parents. Unlike many names that have spread across the country, Nikolaj has no top states where it is especially concentrated, suggesting a broad but very low-level distribution. The name's trajectory mirrors that of other Scandinavian imports that saw a brief uptick in the 2010s before receding. While it remains rare (the latest year shows no 1-in-N data, likely because the count is too small), it carries a strong cultural identity for families with Scandinavian heritage. Overall, Nikolaj offers a distinctive alternative to the more common Nicholas.
Nikolaj is a Scandinavian and Slavic form of Nicholas, ultimately from the Greek Nikolaos. The name has been borne by several saints, most notably Saint Nicholas of Myra (4th century), a bishop who became the model for Santa Claus. It remains common across Northern and Eastern Europe, especially in Denmark, Norway, and Russia (as Nikolai). In the United States it has been in use since at least 2001, reflecting immigration and cultural exchange.
Nicknames & variants
Nicknames: Nik, Niko, Kaj
Sibling names for Nikolaj
Names that share Nikolaj's style, for a brother or sister.

