The 3rd International Forum “Big Data Day Baku 2017” (BDDB2017) is the Data-Centric event under the slogan “Transforming Big Data into Big Value” is planned to be held in Baku, Azerbaijan, 30 May 2017 hosted by the ADA University organized by Data Sciences Research & Training Center in partnership with Applied Research Center for Data Analytics and Web Insights (CeDAWI) and co-operation with local and international Data-driven and Big Data companies with support of the IEEE Communication Society and Computer Society Azerbaijan Chapters. The event’s main goal is to increase public awareness of new opportunities and challenges brought by Big Data, share experience with industry and government on the development of state-of-the-art Data Management and Analysis technologies, attract youth to make career and do outstanding research in Data Science.