María Magdalena Aicega Amicarelli (born November 1, 1973 in Buenos Aires) is a retired field hockey player from Argentina, who won the silver medal at the 2000 Summer Olympics in Sydney, Australia and the bronze medal at the 2004 Summer Olympics in Athens, Greece and at the 2008 Summer Olympics in Beijing, China with the National Team. Magdalena also won the 2002 World Cup, two Champions Trophy, four gold medals at the Pan American Games and the Pan American Cup in 2001. Nicknamed "Magui", she first represented her native country at the Junior World Cup in 1993 in Barcelona, Spain, where Argentina won the gold. The following year the penalty corner hitter played for the senior team, finishing second at the World Cup in Dublin, Ireland.