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  1. Harald Bluetooth - Wikipedia

    Harald " Bluetooth " Gormsson (Old Norse: Haraldr Blátǫnn Gormsson; [2] Danish: Harald Blåtand Gormsen, died c. 985/86) was a king of Denmark and Norway.

  2. Who was Harald Bluetooth? Life, Reign and Legacy

    Mar 13, 2023 · Harald Bluetooth Gormsson, also known as Harald Blåtand Gormsen, reigned over his Danish kingdom from 958 to 986. Bluetooth is credited with bringing Denmark together with …

  3. Harald Bluetooth Gormsson: The Viking king who connected …

    Aug 15, 2023 · One of the most consequential rulers in early medieval Scandinavia (and possibly the one with the best nickname) was Harald Gormsson, known to posterity as Harald Bluetooth.

  4. Harald I | Viking, Jelling Dynasty, Christianity | Britannica

    Nov 17, 2025 · He was the son of Gorm the Old, the first significant figure in a new royal line centred at Jelling (North Jutland). Harald completed the country’s unification begun by his …

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  5. Harald Bluetooth – Viking Times

    Harald Bluetooth (Harald Gormsson, c. 935–985/986 AD) was a King of Denmark and Norway who played a crucial role in uniting the Danes and converting them to Christianity.

  6. The Legacy of Harald Bluetooth: From Viking King to Wireless Icon

    Jan 5, 2024 · Bluetooth, the ubiquitous wireless technology that connects our devices seamlessly, may have a name and logo that seem unrelated to its function, but they actually owe their …

  7. The Viking origins of your Bluetooth devices - National Geographic

    Bold and ruthless, King Harald Gormsson gave his name to the wireless technology that unites devices the way he united Scandinavia. A portrait of King Harald Bluetooth at the Roskilde...

  8. Harald Bluetooth: The Viking King Who United Denmark

    Jan 5, 2025 · Harald Bluetooth (in Old Norse: Haraldr Gormsson, meaning “Harald, son of Gorm”; in Danish: Harald Blåtand) ruled Denmark from approximately 958 to 987 CE during one of the …

  9. Harald Bluetooth: The Viking Who Gave His Name to Wireless …

    Mar 11, 2023 · Read on to discover why a 10th-century Viking king gave his name to the famous wireless technology. This is the story of Harald Bluetooth.

  10. Harald Bluetooth – The Unifier of Denmark - Seven Swords

    Aug 19, 2025 · Harald’s nickname, “Bluetooth,” is still debated. Some theories suggest it refers to a dead tooth, while others point to symbolic meanings of unification, later appropriated by …