- Traditional Chinese Character(HanT):
李光洙
- Simplified Chinese Character(HanS):
李光洙
- Bopomofo(Mandarin Phonetic Symbols): ㄌㄧˇ ㄍㄨㄤ ㄓㄨ (ㄌㄍㄓ)
- Bopomofo(Zhuyin Keyboard Input/IME): "xu3ej; 5j " (xu3ej;5j)
- (ASCII) Hanyu Pinyin: "liguangzhu" "Li3Guang1Zhu1" "Li3 Guang1 Zhu1" (LGZ)
- (Latin) Hànyǔ Pīnyīn: LǐZhū [ Lǐ Zhū ]
- (英文翻譯) English Translation: "Lee Kwang Soo"
- (西語翻譯) Traducción Español: "Lee Kwang Soo"
- (日文翻譯) 日本語翻訳: "イ・グァンス"