Ruzena Bajcsy (born 1933 in Bratislava, now Slovakia) is an American engineer and computer scientist who specializes in robotics. She is professor of electrical engineering and computer science at the University of California, Berkeley, where she is also director emerita of CITRIS (the Center for Information Technology Research in the Interest of Society). She was previously professor and chair of computer science and engineering at the University of Pennsylvania, where she was the founding director of the University of Pennsylvania's General Robotics and Active Sensory Perception (GRASP) Laboratory, and a member of the Neurosciences Institute in the School of Medicine. She has also been head of the National Science Foundation's Computer and Information Science and Engineering Directorate, with authority over a $500 million budget. She supervised at least 26 doctoral students who received the Ph.D. at Pennsylvania. She was elected a member of the American Philosophical Society in 2005.