Mark D. Hill is a computer scientist and professor at the University of Wisconsin–Madison.
Hill specializes in computer architecture, parallel computing, memory systems, and performance evaluation.
He was named an Association for Computing Machinery Fellow in 2004 for "contributions to memory consistency models and memory system design", and was awarded the ACM SIGARCH Alan D. Berenbaum Distinguished Service Award in 2009.
In 2019, he received the 2019 ACM - IEEE CS Eckert-Mauchly Award for "seminal contributions to the fields of cache memories, memory consistency models, transactional memory, and simulation."
He served as Chair of the Computing Community Consortium.