Yanase (written: 柳瀬, 簗瀬 or やなせ in hiragana) is a Japanese surname. Notable people with the surname include:
- Akihiro Yanase (柳瀬 明宏, born 1983), Japanese baseball player
- Akira Yanase (柳瀬 彰良, born 1988), Japanese water polo player
- Kaori Yanase (簗瀬 かおり, born 1967), Japanese swimmer
- Natsumi Yanase (やなせ なつみ, born 1971), Japanese voice actress
- Susumu Yanase (簗瀬 進, born 1950), Japanese politician
- Takashi Yanase (やなせ たかし, 1919-2013), Japanese writer, poet, illustrator and lyricist
Fictional characters
edit- Kaori Yanase (Variable Geo) (梁瀬 かおり), a character in the video game Variable Geo