See main article: 1994 ATP Buenos Aires.
Tomás Carbonell and Carlos Costa were the defending champions, but did not participate together this year. Carbonell partnered Francisco Roig, losing in the final. Costa partnered Christian Miniussi, losing in the first round.
Sergio Casal and Emilio Sánchez won the title, defeating Carbonell and Roig 6–3, 6–2 in the final.