Guido Ivan Justo vs Adolfo Daniel Vallejo Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Wojtek Kolan

Published on 11 Nov at 11:49 PM UTC

HEAD TO HEAD

G. Ivan Justo vs A. Daniel Vallejo

Guido Ivan Justo
Guido Ivan Justo

Flag ARG ARG

l
w
w
l
l
w
l
w
w
l
Adolfo Daniel Vallejo
Adolfo Daniel Vallejo

Flag PAR PAR

w
w
w
w
w
l
l
w
w
l

0

Win

1

Played

1

Win

27
Age
21
-
Height
-
365
C. Rank
163
344
Best Rank
163
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$72.0K
-
Plays
-

Head-to-head: Justo 0 - 1 Vallejo

They have played 3 sets in total, with Guido Ivan Justo winning 1 and Adolfo Daniel Vallejo winning 2. The last match between Adolfo Daniel Vallejo and Guido Ivan Justo was at the Montevideo Challenger, 12-11-2025, Round: R1, Surface: Clay, with Adolfo Daniel Vallejo getting the victory 4-6 6-2 6-3.

PlayersHead To Head Match Wins
Justo0
Vallejo1
Last 1 H2H Matches:

(R1Montevideo Challenger(11-12-25)

Clay
PAR Flag
Adolfo Daniel Vallejo
4
6
6
ARG Flag
Guido Ivan Justo
6
2
3

G. I. Justo vs A. D. Vallejo H2H Profile

Stats
$0Career Prize Money$72,000
60.56% (215-140)Career Total W/L57.02% (134-101)
0Clay1
4Titles6
0Total H2H Matches1
0% (0-0)YTD Win/Loss0% (0-0)

G. I. Justo vs A. D. Vallejo Match Preview:

  • In terms of second serve performance, Adolfo Daniel Vallejo holds a slight advantage with a 43.03% win rate, compared to Guido Ivan Justo's 40.60%. Could this edge tip the match in Vallejo's favor?
  • Looking at return game stats, Guido Ivan Justo leads in both first and second serve returns, with 33.13% and 47.80% respectively. Adolfo Daniel Vallejo trails with 28.00% and 45.77%.
  • When facing breakpoints, Vallejo has a higher success rate of 52.35% in saving them, compared to Justo’s 49.12%. How might this impact crucial game points?
  • Over the past year, Justo has a higher win percentage at 66.67% (W/L 52/26) versus Vallejo’s 60.56% (W/L 43/28). Could Justo's overall success play a decisive role?
  • Both players excel on clay, with identical win percentages of 62%, suggesting no clear advantage on this surface for either player.
  • Justo has predominantly played in Futures/Satellites/ITF tournaments with a 76.19% win rate, while Vallejo competes in Challengers/ITF tournaments with a 50.94% win rate. Does Justo's higher success in less competitive events translate to this match?
  • Vallejo has faced players with higher average rankings (308.94) than Justo (377.19), possibly giving him experience against stronger competition.
  • If the match extends to a deciding set, Vallejo again holds an advantage with a 63% win rate versus Justo’s 52% over the past year.
  • Break point conversion favors Justo at 38.12%, slightly better than Vallejo’s 33.33%, potentially influencing critical game junctures.

Editorial Prediction (November 11, 2025, UTC):

Both Guido Ivan Justo and Adolfo Daniel Vallejo show strengths in various performance metrics, making this match a potential toss-up. Justo has shown remarkable consistency in return games and overall match performance over the past year, boasting a higher win percentage.

Conversely, Vallejo excels in facing stronger opponents and maintains better composure in deciding sets, which may be beneficial in high-pressure situations.

While Justo shows promising break point conversion rates and competitiveness on his favored clay surface, Vallejo’s experience against higher-ranked players and superior breakpoint saving ability under pressure give him a potential edge.

Considering the multi-faceted strengths of both, Vallejo's experience against tougher competition and his recent form in clutch situations suggest he is more likely to emerge victorious in this matchup.

Guido Ivan Justo vs Adolfo Daniel Vallejo Editorial Preview By TennisTipster88.

G. I. Justo vs A. D. Vallejo H2H Stats Used In Our Predictions

Stats
0H2H Matches Won1
1Sets Won2
11Games Won16
1Aces (Total)3
3Total Double Faults3
2:31:46Average Match Time2:31:46
60% (55/92)1st Serve %71% (61/86)
58% (32/55)1st Serve Win %70% (43/61)
41% (15/37)2nd Serve Win %28% (7/25)
50% (5/10)Break Pts Won %37% (7/19)
42% (36/86)Return Points Win %49% (45/92)
0% (0/1)Best‑of‑3 Win %100% (1/1)
0% (0/1)Deciding Set Win %100% (1/1)
0% (0/1)1st Set Won, Won Match0% (0/0)
100% (1/1)1st Set Won, Lost Match0% (0/0)
0% (0/0)1st Set Lost, Won Match100% (1/1)

Recent Performance Stats

2nd Serve Win %: Justo 49%, Vallejo 49%.
Opp 2nd Serve Pts Won: Justo 55%, Vallejo 52%.
Break Points Saved %: Justo 54%, Vallejo 61%.

G. I. Justo Recent Matches Played

OPPONENTRESULTSCOREH2H
ClayMontevideo Challenger - 10-11-2025

R1

PARA. Daniel
L
4-6 6-2 6-3

Q3

BOLM. Dellien
W
6-3 6-1

Q1

URUF. Aguilar
W
6-4 6-1
ClayLima 3 Challenger - 03-11-2025

Q3

BOLM. Dellien
L
7-5 1-6 6-3

Q1

PERR. Varillas
W
6-0 6-1

A. D. Vallejo Recent Matches Played

OPPONENTRESULTSCOREH2H
ClayMontevideo Challenger - 10-11-2025

QF

CHIC. Garin
L
2-6 6-2 6-3

R2

ECUA. Guillen
W
2-6 6-3 6-4

R1

ARGG. Ivan
W
4-6 6-2 6-3
ClayLima 3 Challenger - 03-11-2025

R1

LIBH. Habib
L
7-6(2) 7-6(5)
ClayCosta do Sauipe Challenger - 20-10-2025

F

ARGR. Andres
L
6-1 6-2
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G. I. Justo vs A. D. Vallejo Stats Breakdown Vs All H2H Opponents

Stats
60.56% (215/140)YTD Win/Loss57.02% (134/101)
58.50% (475/337)Sets Win/Loss55.29% (298/241)
53.44% (3927/3422)Games Win/Loss52.23% (2579/2359)
48.15% (13/14)Hard Win/Loss56.36% (31/24)
61.85% (201/124)Clay Win/Loss57.71% (101/74)
33.33% (1/2)Indoor Hard W/L40.00% (2/3)
0.11Aces Per Game0.15
395Aces Total351
0.2Double Faults Per Game0.29
707Total Double Faults705
1:29:53Average Match Time1:39:26
417.26Average Opponent Rank375.77
66% (13008/19747)1st Serve %62% (8991/14573)
63% (8147/13008)1st Serve Win %63% (5690/8991)
49% (3280/6738)2nd Serve Win %49% (2740/5581)
47% (1100/2364)Break Points Won % (Total)45% (765/1686)
44% (8859/20015)Return Points Win %43% (6261/14536)
0% (0/0)Slam W/L50.00% (1/1)
0% (0/0)Cups W/L60.00% (3/2)
0.00% (0/2)Main Tour W/L0.00% (0/1)
53.01% (44/39)Challenger W/L49.23% (64/66)
63.33% (171/99)Futures W/L68.04% (66/31)
61% (210/345)Best of 3 Sets Win %57% (131/230)
25% (1/4)Best of 5 Sets Win %50% (2/4)
60% (50/84)Tiebreaks Win % (Total)36% (18/50)
56% (59/105)Deciding Set Win %57% (38/67)
90% (199/179)1st Set Won, Won Match86% (130/112)
10% (199/19)1st Set Won, Lost Match13% (130/17)
22% (155/34)1st Set Lost, Won Match21% (105/22)

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