Marcos Giron and Learner Tien have met 2 times, and the head-to-head is level at 1–1. Most recently Tien won 7-6(2), 4-6, 3-6, 7-6(3), 6-2 in the first round at Australian Open - Melbourne on January 19, 2026. By surface: hard 0–1, clay 1–0. Giron is ranked No. 85, Tien No. 13.

Every meeting

From the match records held by our data provider, main tour, Challenger and ITF levels included. Walkovers are not counted as meetings.