Family name Jaika (Jaika 
) , in the entire world, is a rare last name. The last name Jaika is habitual in Cameroon, where it is quite a rare surname, Kenya, where it is a rare surname, and Venezuela, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Cameroon, Kenya, and India. Likewise, Jaika is the forename as well as the last name.