As part of the assessment of the impact of findings of the South African National Health and Nutrition Examination Survey (SANHANES-1) 2011-12 in respect only of Non-Communicable Diseases (NCDs), in-depth interviews with relevant parties. The evaluation consisted of five output, outcome and impact categories, i.e. knowledge, benefits to future research and research use, benefits from informing policy and product development, health and health sector benefits, and broader social and economic benefits. The data set contains a summary of 14 interviews conducted with participants ranging from a senior medical researcher to a PHD student. The realised respondent interviews comprised 3 South African medical academic researchers; 4 members of the SANHANES-1 research team; 5 government officials (Department of Health and Treasury); 1 PhD student; and 1 foreign researcher. Three HSRC communications staff provided information about media and social media outputs. Despite several attempts, 2 other key high-profile stakeholders could not be interviewed.