In the entire world, Ciona (Ciona 
) is a rare female first name. The forename Ciona is habitual in the United Kingdom, where it is a very rare girly name, Philippines, and Mexico, where it is an extremely rare female name. Not in comparison with a country's population, it is commonest in India, Philippines, and the United States. Also, Ciona is the last name as well as the forename.