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Surname Karthik (Karthik , कार्तिक , কার্তিক) , throughout the world, is a common cognomen. The family name Karthik is characteristic of 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, this name is the most popular in India, United Arab Emirates, and Sri Lanka. More frequently, Karthik is the forename as well as the last name.
Ram, Karthi, Kannan, Ramesh, Ganesh, Shankar, Krishna, Ganesan, Selvaraj, Shetty, Krishnan, Narayanan, Natarajan, Srinivasan, Subramanian, Karthikeyan, Viswanathan, Balakrishnan, Ramakrishnan, Rajendran, Sharma, Yadav, Naidu, Raj, Rao, Mani, Bala, Babu, Raja, Raju, Ravi, Goud, Nair, Iyer, Mohan, Sekar, Keyan, Kumar, Raman, Rajan, Reddy, Gowda, Ramachandran, and Balasubramanian