In Quenya, Fingon is called Findekano.
Fingon means "Hair-shout" but that is not the intended meaning; the
name Fingon is merely sound changing. Fingolfin may have added the
"fin" to the beginning of the name to symbolize Findekano as a
descendant of Finwe
"Maitimo and Findekano in Valinor". Artist: Catherine Karina Chmiel.
Rolozo Tolkien page
Image : "Saving of Maedhros". Artist Catherine Karina Chmiel. Rolozo's Tolkien page
Image of the fight between Fingon and Gothmog: by Ted Nasmith for the year 2000 calendar, from the Rolozo Tolkien page.