

Learner Tien defeated Marcos Giron 7-6 4-6 3-6 7-6 6-2 in the Australian Open round of 128 on hard. The result followed the form book — Learner Tien came in ranked #17, defending last year's round of 16. Learner Tien claimed a first win over Marcos Giron in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-04-23 | Madrid Masters | R128 | clay | Marcos Giron | 6-1 1-6 7-6(4) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (18 vs 25). ATP, WTA & Challenger.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.