The Argentina men's national field hockey team (Spanish: Selección masculina de hockey sobre césped de Argentina) represents Argentina in field hockey and is governed by the Argentine Hockey Confederation (CAH). The current coach is Lucas Rey, who was appointed after Mariano Ronconi let go after the 2024 Summer Olympics. The team is currently fourth in the FIH World Rankings.
Los Leones (The Lions) are the only team of the Americas to win a gold medal at the Olympic Games. They achieved this after defeating Belgium 4–2 in the final at the 2016 Summer Olympics in Rio de Janeiro, Brazil. Argentina's Olympic gold-winning coach is Carlos Retegui.
Argentina has appeared in every Hockey World Cup, since the first edition in 1973, except the 1998 edition. They won the bronze medal in 2014, their best position in the tournament. They also obtained a bronze medal at the 2008 Hockey Champions Trophy and a silver medal at the 2016–17 Hockey World League.
At a continental level, Argentina is the most winning team in the Americas, having dominated most tournaments they played, including four gold medals at the Pan American Cup and eleven gold medals at the Pan American Games.
In November 2015 Argentina reached a historic 5th place in the FIH World Rankings, only to be surpassed after their Olympic gold medal by reaching 1st place in April 2017.
