Gian Mark Fulgoni (Crickhowell, 24 January 1948) is a British businessman, entrepreneur and market research consultant. His particular focus on the measurement of consumer behaviour and the effectiveness of advertising and promotion programs in TV, print and online. He has held several executive leadership positions, and has been a member of the executive team that managed the public offering of the research companies Information Resources, Inc. and Comscore, Inc. He has also served on the boards of public companies in the software, consumer electronics, pet products, marketing services and market research industries.