Seong of Baekje

King Seong
聖王
성왕
King of Southern Buyeo
Guze Kannon, a statue made in the image of King Seong in the Korean style
King of Baekje
Reign523–554
Coronation523
PredecessorMuryeong of Baekje
SuccessorWideok of Baekje
Born504?
Baekje
Died554
Baekje Gwansanseong
Posthumous name
King Seong (聖王, 성왕)
FatherMuryeong of Baekje
MotherGrand Lady
Korean name
Hangul
명농
Hanja
明襛
RRMyeongnong
MRMyŏngnong
Monarch name
Hangul
성왕, 명왕, 성명왕
Hanja
聖王, 明王, 聖明王
RRSeongwang, Myeongwang, Seongmyeongwang
MRSŏngwang, Myŏngwang, Sŏngmyŏngwang

Seong (c. 504 – 554) was the 26th king of Baekje, one of the Three Kingdoms of Korea, reigning from 523 to 554. He was a son of Muryeong of Baekje and is best known for making Buddhism the state religion, moving the national capital to Sabi (present-day Buyeo County), and reclaiming the center of the Korean Peninsula.