In the entire world, Jovianus (Jovian 
, Jovianus ) is quite a rare primarily male, but scarcely feminine forename. The first name Jovianus is habitual in Jamaica, where it is quite a rare boy's name, Singapore, where it is a rare mostly male, but uncommonly feminine name, and Tanzania, where it is a rare masculine name. Not in comparison with a country's population, it is commonest in Indonesia, Tanzania, and Philippines. Very seldom, Jovianus is the last name as well as the forename.