Bjørn Haraldsen Ironside (Bjørn Jærnside; died 1134) was a Danish prince.
Bjørn was one of the 15 sons of Prince Harald Kesja. His mother was Ragnild Magnusdatter. Bjørn married Princess Katarina Ingesdotter of Sweden, the daughter of King Inge I of Sweden. Bjørn was the father of Christina Bjornsdatter, a Swedish queen.
Bjørn accidentally drowned with his brother Eric in 1134 near Schleswig.
Ancestry
References

![Bjorn Ironside Son of Ragnar [King of Sweden]](https://blog.vkngjewelry.com/wp-content/uploads/2020/01/Bjorn-Ironside-the-Raider.png)


