The field hockey tournament at the 2003 Pan American Games was held in the Santo Domingo Stadium, Santo Domingo, Dominican Republic from August 1–17, 2003. It served as a qualification tournament for the 2004 Summer Olympics in Athens, Greece. First place received a ticket for the Olympic tournament. The men competed for the tenth time at the Pan Americans, the women for the fifth time.

The Argentina national field hockey team, represents Argentina in field hockey and is governed by the Argentine Hockey Confederation (CAH). The current coach is Mariano Ronconi, who was appointed after Germán Orozco was let go in 2020. The team is currently sixth in the FIH World Rankings.