Across the world, ซิลเวีย (Sylwia 
, ซิลเวีย 
) is a common girly first name. The first name ซิลเวีย is habitual in Poland, where it is a common feminine name, Ireland, where it is quite a rare female name, and the United Kingdom, where it is quite a rare principally girly, but very seldom male name. Measured by absolute frequency, it is commonest in Poland, Germany, and the United Kingdom. Also, ซิลเวีย is the last name as well as the forename.