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Family name Udaya (Udaya , อุทัย , উদয় ) , worldwide, is a common cognomen. The cognomen Udaya is characteristic of Sri Lanka, where it is quite a common surname, Qatar, where it is quite a rare surname, and Thailand. Not in comparison with a country's population, this name is the most popular in Sri Lanka, India, and Thailand. More prevalently, Udaya is the forename as well as the last name.
Sih, Nayak, Nayka, Varma, Yadav, Sankar, Sharma, Shetty, Behera, Kumara, Kumari, Prasad, Pratap, Prkash, Pujari, Narain, Shankar, Chandra, Bhaskar, Pradhan, Prakash, Lakshmi, Laxmi, Narayan, Gauda, Prtap, Sri, Pal, Ram, Raj, Rao, Das, Vir, Sahu, Sree, Bhan, Rani, Devi, Naik, Singh, Sihan, Setti, Bhanu, Kumar, Kiran, Patil, Patel, Reddy, and Chandran