Martin Wattenberg
1970–

Martin M. Wattenberg (born 1970) is an American scientist and artist known for his work with data visualization. He is currently the Gordon McKay Professor of Computer Science at the Harvard University School of Engineering and Applied Sciences.

Along with Fernanda Viégas, he worked at the Cambridge location of IBM's Thomas J. Watson Research Center as part of the Visual Communication Lab, and created Many Eyes. In April 2010, Wattenberg and Viégas started a new venture called Flowing Media, Inc., to focus on visualization aimed at consumers and mass audiences. Four months later, both of them joined Google as the co-leaders of the Google's "Big Picture" data visualization group in Cambridge, Massachusetts.