

Marcos Giron defeated Casper Ruud 6-3 6-4 in the Tokyo round of 16 on hard. The upset overturned the form book — Casper Ruud came in ranked #16, leading the head-to-head 3–1, defending last year's round of 32. Marcos Giron narrowed the head-to-head to 3–2.
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.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-16 | Delray Beach | R16 | hard | Casper Ruud | 4-6 7-6(6) 6-4 |
| 2025-03-05 | Indian Wells Masters | R64 | hard | Marcos Giron | 7-6(4) 3-6 6-2 |
| 2024-02-19 | Los Cabos | R16 | hard | Casper Ruud | 6-1 6-0 |
| 2021-11-01 | Paris Masters | R16 | hard | Casper Ruud | 6-2 6-1 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.