Pumpkinhead was one of the stage names used by Robert Alan Diaz (born September 17, 1976, Brooklyn, New York, USA - died June 9, 2015, New Jersey, USA) an American rapper/hip-hop MC based in Brooklyn, New York City. He was a member of Brooklyn Academy, O.B.S., The Plague and Skeme Team. PH became the president of Grindtime East Coast, and battled for Grindtime. He is a founding member of the notorious battle group, Team Homi. PH was also a battle rapper in the NYC underground circuit in which he battled at Braggin’ Writes, Blaze Battles, and Rocksteady Anniversary emcee battles.