Gyeon
Geyon, Kyun(甄, 堅) is korea's surname.
甄 reading Zhen, Jian(Jin) in china, Sun Quan(孫權) change a 甄's reading, from Zhen to Jian(Jin).
甄 reading Jin, Jeon in silla, goryeo age by history book "dongsakangmok"
clan
ad 900~, Gyeon Quan(堅權) is Goryeo's General. he attack to Mobe(靺鞨), and has win. during the time, Gyeon Hwon surrender to goryeo. Gyeon Quan(堅權) with Gyeon Hwon, break to Shin Geom of Hubaekje.
clan
see also
Retrieved from : http://en.wikipedia.org/wiki/Gyeon