Samuel Robert Shaw (born January 17, 1984) is an American professional wrestler. He is currently signed to WWE, where he performs on the Raw brand under the ring name Dexter Lumis. He is also known for his time with Total Nonstop Action Wrestling (TNA), where he performed as Sam Shaw and Samuel Shaw from 2010 to 2015.
Upon departing TNA in 2015, Shaw returned to the independent wrestling scene for the next five years until signing with WWE in 2019. He was released in April 2022, and returned once more to the independent circuit before returning to WWE in August 2022.