Although being part of the Romania squad which toured Scotland in 1981,[2] Grigore was first capped for Romania during the 1981-82 FIRA Trophy, during the match against West Germany in Bucharest, on 30 April 1982. He was also called up for the Romania team at the 1987 Rugby World Cup, playing all the three pool stage matches, with the match against Scotland being his last cap.[3]