Dansua was born at Hohoe in the Hohoe Municipal District of the Volta Region. Her family hail from Botoku, also in the Volta Region. She started her primary education at the Kadjebi-Akan Local Authority Experimental Primary and Middle School. She then went on to have her secondary education at the Mawuli School at Ho, the capital of the Volta Region. She trained as a Journalist at the Ghana Institute of Journalism in Accra. Dansua was a postgraduate student of Communication Studies at the University of Ghana at Legon, completing in 1990. She also acquired a master's degree in Governance and Leadership from the Ghana Institute of Management and Public Administration.