- Traditional Chinese Character(HanT):
洪承宇
- Simplified Chinese Character(HanS):
洪承宇
- Bopomofo(Mandarin Phonetic Symbols): ㄏㄨㄥˊ ㄔㄥˊ ㄩˇ (ㄏㄔㄩ)
- Bopomofo(Zhuyin Keyboard Input/IME): cj/6t/6m3
- 「洪承宇」的漢語拼音: Hong2 Cheng2 Yu3
- (ASCII) Hanyu Pinyin: "hongchengyu" "Hong2Cheng2Yu3" "Hong2 Cheng2 Yu3" (HCY)
- (Latin) Hànyǔ Pīnyīn: HóngChéngYǔ [ Hóng Chéng Yǔ ]
- (英文翻譯) English Translation: "Hong Seung Woo"
- (西語翻譯) Traducción Español: "Hong Seung Woo"
- (日文翻譯) 日本語翻訳: "ホン・スンウ"