Family name Сиара (Ciara 
, Siara 
, Syara 
) , across the world, is quite a common last name. The surname Сиара is habitual in Namibia, where it is quite a rare surname, Poland, and Tanzania. Not in comparison with a country's population, it is commonest in Indonesia, Tanzania, and Poland. More prevalently, Сиара is the forename as well as the last name.