Hanyu may refer to:
- Hànyǔ (漢語), the Chinese language or language of the Han Chinese
- Hanyu pinyin, the official romanization system for Standard Chinese in mainland China and to some extent in Taiwan and Singapore
- Hanyū, Saitama, a city in Saitama, Japan
People
- Han Yu (韓愈, 768–824), ancient Chinese essayist
- , Japanese gymnast
- Naotake Hanyu (羽生 直剛, born 1979), Japanese footballer
- Yuzuru Hanyu (羽生 結弦, born 1994), Japanese figure skater
Fictional characters
- Mayuri Hanyu, a supporting character in 2.5 Dimensional Seduction