
Thiago Monteiro defeated Casper Ruud 6-3 6-3 in the Bastad round of 16 on clay. The upset overturned the form book — Casper Ruud came in ranked #17, leading the head-to-head 5–0, defending last year's final. Thiago Monteiro claimed a first win over Casper Ruud in six meetings, narrowing the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-01-02 | United Cup | RR | hard | Casper Ruud | 6-3 6-2 |
| 2019-02-25 | Sao Paulo | R32 | clay | Casper Ruud | 6-3 6-4 |
| 2018-05-28 | Roland Garros | Q1 | clay | Casper Ruud | 6-3 6-3 |
| 2018-05-21 | Roland Garros | Q128 | clay | Casper Ruud | 6-3 6-3 |
| 2017-02-20 | Rio de Janeiro | QF | clay | Casper Ruud | 6-2 7-6 |
Averages over each player's completed matches in the selected window (133 vs 156). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Monteiro T.: 14 days rest · 1 match (14d) · Ruud C.: 2 days rest · 1 match, 15 games (7d). Higher means fresher. About
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 clay field, opponent-adjusted over 52 weeks). About