Coatl-nee: Served as the sun for a brief period
Ozy: Pharaoh, therefore considered an incarnation of the sun itself
Tama: Facet of Amaterasu, the Shinto sun goddess
Karna: Son of Surya, the Hindu sun god
Cu: Son of Lugh, who at least as far back as Victorian times, has been considered a sun god
Paris: Hangs out with Apollon, the Greek sun god.
Gawain: Knight of the sun
Chacha: Concubine of Hideyoshi, often referred to as the "child of the sun"
Fou: Attack status up cards bear his image and have a naming themed after the sun.

Nagato_Morito said:

In short, Ozy and his children.