Bayya () is a Telugu surname. Notable people with the surname include:
Bayya Suryanarayana Murthy (1906–1979), parliamentarian Bayya Narasimheswara Sarma (1867–1932), Indian independence activist Bayya Yegnanarayana, Indian engineer
Bayya - බයියා is a noun used to represent peoples from rural village which they have significant difference in behaviors compared to people near by high residential cities in the country.