
Adolfo Daniel Vallejo defeated Thiago Monteiro 6-2 4-6 6-3 in the Itajai CH quarter-final on clay. The result followed the form book — Adolfo Daniel Vallejo came in ranked #71. Adolfo Daniel Vallejo extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-23 | Santiago | Q1 | clay | Adolfo Daniel Vallejo | 6-7(3) 6-4 6-2 |
| 2026-02-16 | Rio de Janeiro | Q1 | clay | Thiago Monteiro | 6-4 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (40 vs 27). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
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.
Vallejo A.: 4 days rest · 2 matches, 32 games (7d) · Monteiro T.: 1 day rest · 2 matches, 67 games (7d). Higher means fresher. About