The International Conference on Nanophotonics and Plasmonics 2023 aims to bring together leading academic scientists, researchers, and research scholars to exchange and share their experiences and research results on all aspects of Nanophotonics and Plasmonics. It also provides a premier interdisciplinary platform for researchers, practitioners, and educators to present and discuss the most recent innovations, trends, and concerns as well as practical challenges encountered and solutions adopted in the fields of Nanophotonics and Plasmonics.