ATP Challenger Tour · Quarterfinals · Challenger de Santiago - Dove Men Care
Final score & match stats
Playing styles and historical archetype record
Monteiro
🏹 Frontrunner
Vallejo
⚔️ The Gladiator
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Monteiro | Vallejo |
|---|---|---|
| W-L | 12–8 | 16–4 |
| Avg odds | 1.85 | 1.41 |
| ROI % | +2.3% | +12.6% |
| Units P/L | +0.45u | +2.51u |
Prior meetings and scores · 4 career meetings
2
Monteiro
2
Vallejo
Mar 13, 2026
Challenger de Santiago - Dove Men Care
C Clay · Quarterfinals
Feb 21, 2026
BCI Seguros Chile Open
C Clay · 1st Round Qualifying
Feb 14, 2026
Rio Open presented by Claro
C Clay · 1st Round Qualifying
Jan 23, 2026
Itajai Open
C Clay · Quarterfinals
Hit rates on common betting markets · Last 90 days
| Outcome | Monteiro | Vallejo | ||
|---|---|---|---|---|
| 1 or more | 100% | 20/20 | 92% | 23/25 |
| 3 or more | 60% | 12/20 | 68% | 17/25 |
| 5 or more | 25% | 5/20 | 32% | 8/25 |
| 10 or more | 0% | 0/20 | 8% | 2/25 |
| 15 or more | 0% | 0/20 | 0% | 0/25 |
| 20 or more | 0% | 0/20 | 0% | 0/25 |
Results vs. opponents both players faced · Last 12 months
Vallejo has a higher win rate against shared opponents (60% vs Monteiro's 40%).
| Opponent | Monteiro | Vallejo |
|---|---|---|
| Genaro Alberto Olivieri | L 63 46 57 | L 36 26 |
| Henrique Rocha | L 06 76 36 | L 46 46 |
| Pedro Boscardin Dias | W 61 62 | W 62 64 |
| Facundo Diaz Acosta | W 64 64 | W 76 63 |
| Joao Eduardo Schiessl | W 62 62 | W 64 62 |
| Facundo Mena | L 57 67 | W 61 62 |
| Tomas Barrios Vera | L 26 57 | W 63 16 64 |
| Marco Cecchinato | W 76 76 | W 61 60 |
| Roman Andres Burruchaga | L 46 76 06 | L 16 26 |
| Duje Ajdukovic | L 36 64 46 | L 57 46 |
Serve and return comparison · Last 90 days
| Stat | Monteiro | Vallejo |
|---|---|---|
| Serve | ||
| 1st Serve In % | 63.6% | 62.3% |
| 1st Serve Pts Won % | 68.1% | 67.9% |
| 2nd Serve Pts Won % | 50.6% | 51.6% |
| Aces / Match | 3.5 | 3.8 |
| Double Faults / Match | 2.3 | 2.4 |
| Break Points Saved % | 52.6% | 43.7% |
| Return | ||
| 1st Return Pts Won % | 29.1% | 38.2% |
| 2nd Return Pts Won % | 48.6% | 53.2% |
| BP Converted % | 43.2% | 49% |
| Rally | ||
| Winners / Match | 18.4 | 22.3 |
| Unforced Errors / Match | 29.4 | 26.7 |
| Net Pts Won % | 60.2% | 72.4% |
| Total Pts Won % | 49.1% | 53% |
| Surface (Clay) | ||
| Clay Win % | 60% | 76% |
Last five matches per player
Pedro Sakamoto
LA OPEN · Round of 32
Mar 23
Genaro Alberto Olivieri
Challenger de Santiago - Dove Men Care · Semifinals
Mar 14
Adolfo Daniel Vallejo
Challenger de Santiago - Dove Men Care · Quarterfinals
Mar 13
Diego Dedura
Challenger de Santiago - Dove Men Care · Round of 16
Mar 12
Gianluca Cadenasso
Challenger de Santiago - Dove Men Care · Round of 32
Mar 10
Tommy Paul
Fayez Sarofim & Co. U.S. Men's Clay Court Championship · Round of 16
Apr 1
Zachary Svajda
Fayez Sarofim & Co. U.S. Men's Clay Court Championship · Round of 32
Mar 30
Franco Roncadelli
Munich Ultra Paraguay Open · Round of 16
Mar 19
Carlos Maria Zarate
Munich Ultra Paraguay Open · Round of 32
Mar 18
Thiago Monteiro
Challenger de Santiago - Dove Men Care · Quarterfinals
Mar 13
Matchup overview
Thiago Monteiro and Adolfo Daniel Vallejo face off in the Quarterfinals at Challenger de Santiago - Dove Men Care on Clay.
Thiago Monteiro leads 2-2 over 4 previous meetings.
Thiago Monteiro is 4-1 over the last 5 matches. Latest result: W vs Pedro Sakamoto (Mar 23).
Adolfo Daniel Vallejo is 2-3 over the last 5 matches. Latest result: L vs Tommy Paul (Apr 1).
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