Tikei, also known as Manu, Tikai and Tiku is an island in the Tuamotu group in French Polynesia. Tikei is not a typical Tuamotu atoll, but a separate island. Maximum length: 2.8 km, maximum width 1.2 km. (Latitude: 14° 58' 0 S, Longitude: 144° 31' 60 W)
Tikei is presently uninhabited. Formerly there was human habitation and the main village was called Tereporepo. The closest land is Takapoto Atoll, located 73 km to the Northwest. Tikei Island has been poorly researched.
The first recorded European to arrive to Tikei was Dutch mariner Jacob Roggeveen on May 18, 1722. He named this island "Carlshoff".
1816 Russian mariner Otto von Kotzebue came to Tikei in 1816. He named it "Romanzov", after the main sponsor of his expedition.