Wu Zhenyu may refer to following individuals of which name in Chinese character can be transliterated to Hanyu Pinyin:
Allan Wu (born 1972), Singapore actor, his birth name is Wú Zhènyǔ (吳振宇) Francis Ng (吳鎮宇, pinyin: Wú Zhènyǔ, born 1961), Hong Kong actor and director O Jin-u (吳振宇, pinyin: Wú Zhènyǔ, 1917–1995), North Korean general and politician
See also Allan (disambiguation) Francis (disambiguation) Jin-woo O (surname) Wu (surname)