Chuu
Chuu may refer to:

 Bardo, the Buddhist concept of "intermediate existence" between death and rebirth sometimes romanized in Japanese as chūu
 Chuu (One Piece) (also spelled "Choo"), character in the One Piece manga and anime series
 Chuu (singer), South Korean singer and television personality,  former member of girl group Loona
 Chuu (single album), tenth single album by Loona

See also
 Chu (disambiguation)
 Chiu (disambiguation)
 Choo (disambiguation)