Flavio Gioja
Imaginary Italian mariner and inventor · Scientists
Flavio Gioia or Gioja, also known as Ioannes Gira Amalphensis is reputed to have been an Italian mariner, inventor, and supposedly a marine pilot. He has traditionally been credited with developing the sailor's compass, but this has been debated.
Flavio Gioja is read about 36 times a day, in 13 languages.
A typical day, 30 days to 24 June 2026
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About this person
However, he is credited with perfecting it by suspending its needle over a wind rose design with north designed by a fleur-de-lys, and enclosing it in a box with a glass cover. He was also said to have introduced such design, which pointed North, to defend against Charles of Anjou, the French king of Naples.
