Family name কার্তিক (Karthik 
, Katija 
, কার্তিক) , all around the world, is a common surname. The last name কার্তিক is habitual in Western Asia, particularly United Arab Emirates, where it is quite a common surname, Oman, and Qatar (explore the name in all countries). Measured by absolute frequency, it is commonest in India, United Arab Emirates, and Sri Lanka. More frequently, কার্তিক is the forename as well as the last name.