DeWayne Allison Buice (born August 20, 1957) is a former professional relief pitcher. Buice played two seasons for the California Angels and half a season for the Toronto Blue Jays of Major League Baseball (MLB). He officially announced his retirement and played in his final game on June 27, 1989, but he continued to make appearances in the minor leagues into the 2000s, exclusively for teams in which he had an ownership stake.