Randall Philip Hennis (born December 16, 1965) is a former Major League Baseball pitcher. Hennis played in three games for the Houston Astros in 1990.
Hennis attended UCLA, and in 1986 he played collegiate summer baseball with the Harwich Mariners of the Cape Cod Baseball League. He was selected by the Astros in the 2nd round of the 1987 MLB Draft.