The Argentina men's national under-21 field hockey team represents Argentina in men's international under-21 field hockey competitions and is controlled by the Argentine Hockey Confederation, the governing body for field hockey in Argentina.
^According to the Singapore 2010 Qualification Systems Principles, “Participation in team sports shall be limited to
one women’s and one men’s team per NOC across team sports (Football, Handball, Hockey, and Rugby).” Argentina chose to send a women's team to these Youth Games
^According to the Nanjing 2014 Qualification Systems Principles, “Participation in team sports shall be limited to
one women’s and one men’s team per NOC across team sports (Football, Handball, Hockey, and Rugby).” Argentina chose to send a women's team to these Youth Games http://www.olympics.ie/wp-content/uploads/2012/11/FIH-Hockey.pdf