Structure of personal names in Korean:

1. The Chinese style was adopted in 503 AD
   
   
2. Family name first and given name last: Yi (Lee) Hyo Sang (이효상 李 孝 相 )
   
   
3. Number of Syllables:
   

   Family Name	Given Name
   Ryu 류	Hyun-Jin 현진
   Ban 반	Ki-Moon 기문
   Yi 이	Hyo-Sang 효상
   Cheon 천	Yun-Seong 윤성
   Hwang-po 황보	Kwan 관
   Nam-kung 남궁	Chan 찬
   Nam-kung 남궁	Ok-Pun 옥분
   Huh 허	Ung 웅

   
   
   • Two character names: Huh Ung, Koh Eun, Chong Chan, Kim Myon, Choe Hong
   • Three character names:
     • one family name and two given name characters
     • two family name and one given name characters: Son-u Hwi, Nam-Kung Chan
   • Four character names: two family name and two given name characters: Son-u Yong-Nyo, Je-Kal Kong-Myong
     Cf.  Choe, Cholongcholong pich-”Nali” (sparklingly shining); Yun, Bitgaram (light-river)
     
     
4. Generation character (GC) shared by all sibling in the same generation: GC__ or __GC

Family Name	Given Name	G-characgter	Element
Yi (李)	Kyu-Pong (奎鵬)	Kyu (奎)	Earth (土)	Kyu-Pung (奎鵬)
Yi (李)	Won-Seok (元錫)	Seok (錫)	Iron (金)
Yi (李)	Won-Hyo (源孝)	Won (源)	Water (水)	Won-Je, Won-Cheol, Won-Moon, Won-Dal, Won-Jung, Won-Chil
Yi (李)	Hyo-Sang (孝相)	Sang (相)	Tree (木)	Han-Sang, Cheol-Sang, Il-Sang, Mun-Sang, Chi-Sang, Chong-Sang
	:	Yeol (烈)	Fire (火)
Yi (李)	Kyu-In (奎仁)	Kyu (奎)	Earth (土)	Kyu-Won, Kyu-Hyun, Kyu-Jin, Kyu-Heon

Cf. Generation order in Chinese:
xian rén yí lûzé, yì shì zhòng shu tián
‘Precious person give ritual principle, great generation plow book book field.’

Huáng Xian-X or Huáng X-Xian
Huáng Xian-Y or Huáng Y-Xian
Huáng Xian-Z or Huáng Z-Xian