Yuen is a Cantonese Chinese surname, which can refer to:
袁, 阮, 元, 源, 原 and 苑
- Yuan (surname), the Pinyin transliteration of the Han Chinese surnames 袁, 元, 源, 原 and 苑
- Ruan (surname), the Pinyin transliteration of the Han Chinese surname 阮
- Chinese yuan, the basic unit of currency in China