Luis Gustavo Lobo (born 9 November 1970) is a retired professional male tennis player from Argentina, who won the gold medal in the men's doubles competition at the 1995 Pan American Games.
He reached his career high doubles ranking, World No. 12, on 21 July 1997. He is currently a coach, and has worked with players including Spain's Carlos Moyàand Argentina's Juan Mónaco.