Dr. Roberto Tamassia is an American Italian computer scientist and currently the Plastech Professor of Computer Science at Brown University. He served as the chair of the Brown Computer Science department from 2007 to 2014.

Roberto earned his Ph.D. in Electrical and Computer Engineering from the University of Illinois at Urbana-Champaign in 1988. He is also an editor for the Journal of Graph Algorithms and Applications, and Computational Geometry: Theory and Applications. He previously served on the editorial board of IEEE Transactions on Computers.