Fiammetta

Fiammetta embodies the Holy Spirit's tongues of fire that descended upon the apostles on the day now celebrated by Christians as Pentecost.
Named for this divine gift, Fiammetta speaks to a purifying, transformative energy-a true trailblazer in every sense.

Actually, "fiamma" means "flame" in Italian. The Italian word for "fire" is "fuoco". [noted -ed]

This name means "Little Flame". It was used in Italian Renaissance literature to denote a woman with a warm, passionate, or "sparkling", nature.

It is the name used by the Italian poet Giovanni Boccaccio to hide the true identity of the woman he loved, following the rules of medieval poetry. One of his works is entitled "Elegia di Madonna Fiammetta" (Elegy of my lady Fiammetta, 1343–1344. This explains this name's popularity in upper and cultivated classes, especially after the medieval revival of the 19th century. Little peak of popularity in the 1960s and 1970, especially in Tuscany.