- Traditional Chinese Character(HanT):
鄭凱宇
- Simplified Chinese Character(HanS):
郑凯宇
- Bopomofo(Mandarin Phonetic Symbols): ㄓㄥˋ ㄎㄞˇ ㄩˇ (ㄓㄎㄩ)
- Bopomofo(Zhuyin Keyboard Input/IME): 5/4d93m3
- (ASCII) Hanyu Pinyin: "zhengkaiyu" "Zheng4Kai3Yu3" "Zheng4 Kai3 Yu3" (ZKY)
- (Latin) Hànyǔ Pīnyīn: ZhèngKǎiYǔ [ Zhèng Kǎi Yǔ ]
- (英文翻譯) English Translation: "Zheng Kaiyu"
- (西語翻譯) Traducción Español: "zheng kaiyu"
- (日文翻譯) 日本語翻訳: "鄭開玉"