Arna is a name of Norwegian origin and it means "first born". It has historical significance as it was used by the Vikings to denote the eldest child in a family. The name Arna has been popular among Norwegians for centuries, with early records dating back to the Middle Ages. Despite its historical roots, Arna is still commonly used today and can be found not only in Norway but also in other Scandinavian countries and even beyond.
The name Arna experienced significant fluctuations in popularity over the past century, with a notable surge in recent years. From the early 1900s to the mid-1970s, there were fewer than 10 births each year on average. However, since 2008, the number of annual births has ranged from 5 to 29, indicating a growing preference for this name in recent times. The most popular years recently were 2020 and 2021 with 28 and 29 births respectively, totaling over half (274 out of 584) of all recorded Arna births.