This Second International Workshop on Semantic Web (IWSW 2016) was part of the series of international workshops organized by the Semantic Web Research Group at University of Informatics Sciences in collaboration with others persons and institutions in Cuba. This workshop was a forum for the semantic web and linked open data communities, where practitioners in industry, academia, and others interested in these topics were welcome for presenting theoretical and applied research work, share experience and discuss the latest scienti c results and technology innovations around semantic technologies and linked open data. Each paper proposal has been reviewed at least by two members of the Program Committee of the Workshop, and on the basis of their recommendations, 8 documents have been selected for publication and presentation. We would like to thanks to Program Committee members for their valuable contribution to the high quality of the paper presented in the workshop. They are: