Juan Garat (born 16 May 1973) is a former professional tennis player from Argentina.

In December 1989, Garat participated in the Orange Bowl for players Under 16 after entering as a qualifier, and won the tournament after upseting the 11th-seeded Reinhard Wawra in the final, 6–2, 4–6, 7-6(8–6).

[1][2][3] While a member of the Trojans tennis team, he helped lead them to the NCAA Championships during the 1993 season.

During his career, he won one doubles title, the 1993 Philips Head Cup at Kitzbühel, in which he and his partner Roberto Saad beat the duo of Marius Barnard and Tom Mercer in the final, 6–4, 3–6, 6–3.

His best performance in a grand slam was reaching the second round in the 1994 French Open – Men's doubles.