Udaya Nelum K. Rathnayake is a Sri Lankan academic and Senior Lecturer in the Department of History and Archaeology at the University of Sri Jayewardenepura, Sri Lanka. She holds a Bachelor of Arts (Honours) in History and a Master of Philosophy (MPhil) in History from the University of Sri Jayewardenepura, along with a Postgraduate Diploma in Archaeology from the University of Kelaniya. Her academic and research interests encompass Sri Lankan history, archaeology, cultural heritage, historical studies, gender studies, and social and economic history. Her scholarly work explores various aspects of Sri Lanka’s historical development, including medieval population studies, women’s economic roles in ancient Sri Lanka, colonial history, cultural practices, and archaeological approaches to clothing and heritage. She has contributed to academic conferences and scholarly publications, examining historical demographics, cultural identity, social structures, gender roles, and the development of Sri Lankan society across different historical periods. Her research reflects an interdisciplinary approach to understanding historical and cultural transformations through archaeological, literary, and documentary sources. Her academic expertise makes her suitable for scholarly research and peer review in History, Archaeology, Heritage Studies, Cultural Studies, Anthropology, Gender Studies, and related humanities and social science disciplines.