Seong as a Baby Name. Meaning and Origin of Seong

What is the meaning of the name Seong ?

The baby name Seong is a Unisex name , 1 syllables long and is pronounced /sʌŋ/ (approx. "sung").

Seong is Korean in Origin.

Seong (성, pronounced “sung” with a short u) is a Korean unisex given name or name element, also found as a less-common surname. It is Sino-Korean and romanized Seong in Revised Romanization, Sŏng in McCune–Reischauer, and often rendered Sung in older or anglicized forms. In Korean naming, Seong frequently appears in two-syllable compounds - e.g., Seong-min, Seong-hyun, Seong-eun - and has been used since the Goryeo and Joseon periods.

Meaning depends on the chosen hanja, with many approved options. Common choices include 成 “achieve, accomplish,” 星 “star,” 聖 “holy, sage,” 盛 “prosperous,” 城 “fortress,” 性 “nature, character,” and 省 “reflect.” The prestige of 聖 is reflected in figures like King Seong of Baekje (聖王). Cognates appear across East Asia: Mandarin readings include chéng/xīng/shèng, and Japanese on’yomi are sei/shō. Not to be confused with the distinct Korean surname and name element Song (송).