Steve Grimmett (born on 19 August 1959) is a heavy metal vocalist who began his career in the era of new wave of British heavy metal. His original band was the short-lived Medusa, before he became known as the lead vocalist for Grim Reaper. Grimmett later featured in Onslaught for a brief period, before forming Lionsheart and in more recent times, The Steve Grimmett Band and GrimmStine.