Richard Graham Michael Morris (born 1948) is a British neuroscientist. He is known for developing the Morris water navigation task. This is one of the most-widely used learning tests for rodents. He is also known for investigating how the hippocampus works. He is the director of the Centre for Cognitive and Neural Systems (Edinburgh) He is also the Wolfson Professor of Neuroscience at the University of Edinburgh. He became a Fellow of the Royal Society in 1997. Morris was appointed a Commander of the Order of the British Empire in 2007.