ATP · Rank #58

Adolfo Daniel Vallejo

22yrs 1.85 m 76 kg Right #63Peak Rank

79.3%Accuracy

Matches Analyzed

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ATP Tokyo Japan Qualifying Hard ATP Tokyo Japan Qualifying (Hard) 2

1 ▾2.44

O20.5 ▾1.54

1 ▴2.2

O20.5 ▴1.55

ATP Hangzhou China Hard ATP Hangzhou China (Hard) 2

2 ▾2.45

U28.5 ▴1.29

2 ▴1.36

2 ▴1.36

ATP US Open New York USA Hard ATP US Open New York USA (Hard) 1

1 ▴1.78

O31.5 ▾1.32

ATP Winston Salem USA Hard ATP Winston Salem USA (Hard) 2

2 ▾2.3

U29.5 1.27

1 ▴1.74

U28.5 ▴1.29

ATP Cincinnati USA Hard ATP Cincinnati USA (Hard) 3

1 ▾1.23

O18.5 ▾1.35

1 ▾2.65

U28.5 ▴1.31

2 ▴2.85

U28.5 ▾1.28

ATP Montreal Canada Hard ATP Montreal Canada (Hard) 1

1 ▾2.27

U29.5 1.26

ATP Kitzbuhel Austria Clay ATP Kitzbuhel Austria (Clay) 1

1 ▴1.56

U28.5 1.27

ATP Bastad Sweden Clay ATP Bastad Sweden (Clay) 4

2 ▾1.44

U28.5 ▾1.26

1 ▴1.38

1 ▴1.38

O18.5 1.29

1 ▾1.2

1 ▾1.2

Challenger Braunschweig Germany Clay Challenger Braunschweig Germany (Clay) 1

2 ▾1.29

2 ▾1.29

ATP Wimbledon London Great Britain Grass ATP Wimbledon London Great Britain (Grass) 1

1 ▴1.72

O31.5 ▾1.31

ATP Mallorca Spain Grass ATP Mallorca Spain (Grass) 1

1 ▾1.29

1 ▾1.29

ATP French Open Paris France Clay ATP French Open Paris France (Clay) 1

1 1.34

O28.5 ▾1.34

Record by surface

Hard

9-6

Clay

33-12

Grass

0-2

Overall 42-20

Our AI on this player 46 correct of 58

From the matches in our database

Most-played opponents

Thiago Monteiro 4 meetings 2-2 Henrique Rocha 3 meetings 2-1 Juan Pablo Varillas 2 meetings 2-0 Eduardo Ribeiro 2 meetings 2-0 Alvaro Guillen Meza 2 meetings 2-0 Botic Van de Zandschulp 2 meetings 1-1

About Adolfo Daniel Vallejo

Adolfo Daniel Vallejo is a 22-year-old right-handed professional tennis player, currently ranked world No. 58. Over the last 52 weeks the serve has landed 64.1% of first deliveries, winning 68.5% of those points. Breaking is the real weapon here: 33.4% of break chances get taken. The best surface is comfortably clay: 33-12 there, against 9-8 on everything else.

Results keep swinging: 3 up and 2 down across the last 5. The marathon of the run was 51 games against M. Kouamé. More of the matches we cover came at ATP Bastad Sweden than anywhere else — 4 of them. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at ATP Tokyo Japan Qualifying.

Serve & Return

First Serve %

64.4%

1st Serve Won

68.4%

2nd Serve Won

50.2%

Aces / Match

4.2

Double Faults / Match

3.3

Break Pts Saved

67.4%

Break Pts Converted

21.5%

Return Pts Won

36.3%

Service Hold %

61.9%

Total Pts Won

49.3%

Records Last 12 months

Titles

Finals

Semis or better

Events played

Tournament Results 4 titles

Curitiba, Brazil Challenger Winner Guayaquil, Ecuador Challenger Winner Concepcion, Chile Challenger Winner Itajai, Brazil Men Singles Challenger Winner

Valencia, Spain Challenger Final

Brasilia, Brazil Challenger Final Costa do Sauipe, Brazil Challenger Final Bastad ATP Semi-Finals

Antofagasta, Chile Challenger Semi-Finals

Montevideo, Uruguay Challenger Quarter-Finals Santiago, Chile Challenger Quarter-Finals Hangzhou ATP Round of 16 Houston ATP Round of 16 Santiago ATP Round of 16 Asuncion, Paraguay Challenger Round of 16 Braunschweig, Germany Challenger Round of 16 ATP Madrid Masters ATP Round of 32 Cincinnati ATP Round of 32 Kitzbuhel ATP Round of 32 Mallorca ATP Round of 32 Winston Salem ATP Round of 32

Cali, Colombia Challenger Round of 32

Lima 3, Peru Challenger Round of 32 Roland Garros, Men ATP Round of 64 US Open, Men ATP Round of 128 Wimbledon, Men ATP Round of 128 Montreal ATP Round of 128 Australian Open, Men ATP Qualifying ATP Rome Masters ATP Qualifying Rio de Janeiro ATP Qualifying

Deepest runs first, not by date

Season by season

2026

2026so far

35–21

Won-lost

Matches

7–8

Tiebreaks

3.3

Aces / Match

2.8

Double Faults / Match

First Serve % 63.2%

1st Serve Won 68.1%

2nd Serve Won 51%

Break points won 41%

Break Pts Saved 59.7%

2025

29–22

Won-lost

Matches

0–7

Tiebreaks

Aces / Match

3.3

Double Faults / Match

First Serve % 61.2%

1st Serve Won 63.5%

2nd Serve Won 48.9%

Break points won 46.2%

Break Pts Saved 63.9%

2024

21–23

Won-lost

Matches

2–8

Tiebreaks

1.8

Aces / Match

2.9

Double Faults / Match

First Serve % 64.6%

1st Serve Won 61.1%

2nd Serve Won 50%

Break points won 42.2%

Break Pts Saved 55.2%

Season totals from the tour feed, singles only. The won-lost line is the tour's own count and can differ from the record under Predictions, which counts the matches we cover. A dash means the season holds nothing to measure that figure from.

Frequently Asked Questions

How accurate are the AI predictions for Adolfo Daniel Vallejo?

Our model has graded 58 matches involving Adolfo Daniel Vallejo and got 46 right — a hit rate of 79.3%. The 20 most recent are listed below, each with the pick we made and how it finished.

Who has Adolfo Daniel Vallejo played most often?

Of the matches we cover, Adolfo Daniel Vallejo has met Thiago Monteiro most often — 4 times, with a 2-2 record.