The 2002 Davis Cup was the 91st edition of the Davis Cup, the most important tournament between national teams in men's tennis. 130 teams entered the competition, 16 in the World Group, 28 in the Americas Zone, 32 in the Asia/Oceania Zone, and 54 in the Europe/Africa Zone. Kyrgyzstan made its first appearances in the tournament.

The Argentina men's national tennis team represents Argentina in Davis Cup tennis competition and is governed by the Asociación Argentina de Tenis. As of 2016, the team has competed in the World Group since 2002 and reached the finals five times, winning the cup for the first time in the 2016 edition by defeating Croatia in the final. Argentina is currently #15 in the ITF Davis Cup rankings.