Surprisingly, the name dates back more than a millennia to King Harald “Bluetooth” Gormsson who was well known for two things: Uniting Denmark and Norway in 958. His dead tooth, which was a dark blue/grey color, and earned him the nickname Bluetooth.

How did Bluetooth get its name and symbol?

The Bluetooth symbol/logo is a combination of two runes from the younger futhark, which was the runic alphabet that the Vikings used in the Viking age. They used the initials of Harald Bluetooth, to create what is called a bindrune, by merging his two initials together.

What is the origin of the word Bluetooth?

As it turns out, Bluetooth is named after a 10th-century Scandinavian king. Harald "Blåtand" Gormsson was a viking king who ruled Denmark and Norway from the year 958 until 985. ... It was so prominent that his nickname was Blåtand, which literally translates from Danish to "Bluetooth."