H2H data updated: 2026-07-18 07:17 UTC
Learner Tien vs Marcos Giron H2H: 1-1
Learner Tien and Marcos Giron are tied 1–1 in their ATP head-to-head. Across 2 main-draw meetings, Marcos Giron leads 1–0 on clay, while Learner Tien leads 1–0 on hard courts. Most recently, Learner Tien won the 2026 Australian Open first round 7-6(2) 4-6 3-6 7-6(3) 6-2.
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United States
Age 20
Left-Handed
180 cm / 5'11"
H2H
1
–
1
2 main draw meetings
United States
Age 32
Right-Handed
180 cm / 5'11"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jan 19, 2026 | Australian Open | Grand Slam | R128 | Hard | Learner Tien | 7-6(2) 4-6 3-6 7-6(3) 6-2 | Marcos Giron | Match data |
| Apr 25, 2025* | Mutua Madrid Open | Masters 1000 | R128 | Clay | Marcos Giron | 6-1 1-6 7-6 | Learner Tien | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Learner Tien | #15 | #15 | 2,290 | 1,949 | 51 | 40 | 56.0% | 0 | 0 | 0 | 0 | 1 | 1 |
| Marcos Giron | #87 | #37 | 1,265 | 1,916 | 137 | 160 | 46.1% | 0 | 0 | 0 | 0 | 1 | 1 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Learner Tien | Marcos Giron | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2022 | 0–1 | 0.0% | #860 | 1,495 | 0 | 0 | — | — | — | — | — | — | — |
| 17 | 2023 | 0–1 | 0.0% | #452 | 1,479 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 2024 | 3–2 | 60.0% | #122 | 1,568 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2025 | 27–24 | 52.9% | #28 | 1,860 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2026 | 21–12 | 63.6% | #15 | 1,883 | 0 | 1 | 2014 | 0–2 | 0.0% | #375 | 1,479 | 0 | 0 |
| 24 | — | — | — | — | — | — | — | 2018 | 1–1 | 50.0% | #308 | 1,503 | 0 | 0 |
| 25 | — | — | — | — | — | — | — | 2019 | 2–4 | 33.3% | #102 | 1,597 | 0 | 0 |
| 26 | — | — | — | — | — | — | — | 2020 | 9–9 | 50.0% | #73 | 1,775 | 0 | 0 |
| 27 | — | — | — | — | — | — | — | 2021 | 22–19 | 53.7% | #66 | 1,857 | 0 | 0 |
| 28 | — | — | — | — | — | — | — | 2022 | 18–28 | 39.1% | #61 | 1,778 | 0 | 0 |
| 29 | — | — | — | — | — | — | — | 2023 | 24–29 | 45.3% | #60 | 1,790 | 0 | 0 |
| 30 | — | — | — | — | — | — | — | 2024 | 27–25 | 51.9% | #46 | 1,845 | 0 | 1 |
| 31 | — | — | — | — | — | — | — | 2025 | 23–28 | 45.1% | #65 | 1,722 | 0 | 1 |
| 32 | — | — | — | — | — | — | — | 2026 | 11–15 | 42.3% | #87 | 1,700 | 0 | 1 |