Save Gender Masculine Usage Korean Scripts 성일(Korean Hangul) 成一, 星一, 城一, 誠一, 盛一, 聖一, 晟一, 瑆一, 惺一(Korean Hanja) Pronounced Pron. /sʌŋ.il/, /səːŋ.il/ [key·simplify] Other Forms FormsSeong-Il, Sŏng-Il, Song-Il, Seoung-Il Meaning & History Variant transcription of Seong-Il.