I think David Platt against San Marino when he scored 4 although I dont think he was at Arsenal at the time
Fernando Torres the last hatrick scorer in the league.
irfan pathan is the player who took hatrick in first over against pakistan.
Ronaldo when he played for Real Madrid. Truely the best player to play the game. He is the only one to score on them in 3 decades.
last Celtic player to score a hatrick against rangers
Jimmy Greaves in 1961
Wayne Rooney vs Bolton 06/07
The last english arsenal player to score again the Manchester United team was a man by the name of Murray Spencer who made an awesome header to win the game.
Jermaine Pennant, Scored an own goal for united as a Liverpool player and scored against united as a Liverpool player and won the Prem with THE ARSENAL but was born in Jamaica but has represented England.