Kaku may refer to:
Kaku (name)
Kaku (TV channel), a channel of Beijing TV
Kaku, Golestan, a village in Golestan Province, Iran
Kaku, Kurdistan (disambiguation), villages in Kurdistan Province, Iran
Kaku, Nepal
Kaku, Rõuge Parish, a village in Rõuge Parish, Võru County, Estonia
Kaku, Võru Parish, a village in Võru Parish, Võru County, Estonia
Käku, a village in Saare County, Estonia
Kaku (footballer), born Alejandro Romero Gamarra, Paraguayan footballer
Michio Kaku populist scientist
