Also known as: カトリーヌ=ケイロン, katrinn, katrinn_keyron, カトリーヌ, カトリ, ROお絵かき生体カトリーヌ
Alternate translations: Katrinn, Katheryne, Cathrinn, Katerina | Keiron, Chiron
Later was revealed that "Kathryne" is just a title and her real name is Keyron Windsor.
High Wizard (Ragnarok Online) of the Bio Lab in Ragnarok Online, and retconned into being Seyren Windsor's younger sister. Also shown to be friends with Eremes Guile. She has short Blonde Hair in Double Buns tied with red Hair Ribbons and Green Eyes, later red. Becomes a Warlock (Ragnarok Online) in the Tomb of Honor.
Died third.