Last name ראוקה (Rauca 
, ראוקה 
) , throughout the world, is a rare cognomen. The last name ראוקה is characteristic of Fiji, where it is quite a common surname, Romania, where it is quite a rare surname, and Honduras, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Romania, India, and Fiji. Much less frequently, ראוקה is the forename as well as the last name.