Gilbert Klier Junior vs Mariano Kestelboim Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
G. Klier Junior vs M. Kestelboim
Gilbert Klier Junior
BRA
l
w
l
w
w
w
l
l
l
l
1
Win
1
Played
0
Win
25
Age
29
6'0" (183 cm)
Height
6'1" (185 cm)
854
C. Rank
398
354
Best Rank
387
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
Right-Handed
Plays
Right-Handed
Mariano Kestelboim
ARG
w
l
l
w
l
w
w
l
w
l
1
Win
1
Played
0
Win
25
Age
29
6'0" (183 cm)
Height
6'1" (185 cm)
854
C. Rank
398
354
Best Rank
387
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
Right-Handed
Plays
Right-Handed
Head-to-head: Junior 1 - 0 Kestelboim
They have played 2 sets in total, with Gilbert Klier Junior winning 2 and Mariano Kestelboim winning 0. The last match between Gilbert Klier Junior and Mariano Kestelboim was at the M15 Buenos Aires, 30-08-2023, Round: R1, Surface: Clay, with Gilbert Klier Junior getting the victory 6-2 6-2.
| Players | Head To Head Match Wins |
|---|---|
| Junior | 1 |
| Kestelboim | 0 |
Last 1 H2H Matches:
(R1) M15 Buenos Aires(08-30-23)
Gilbert Klier Junior
6
6
Mariano Kestelboim
2
2
G. K. Junior vs M. Kestelboim H2H Profile
| Stats | ||
|---|---|---|
| $0 | Career Prize Money | $0 |
| 62.04% (170-104) | Career Total W/L | 59.91% (411-275) |
| 1 | Clay | 0 |
| 6 | Titles | 5 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
G. K. Junior vs M. Kestelboim Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Gilbert Klier Junior has won 43.53% of points on their second serve, while Mariano Kestelboim has won 40.78%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Gilbert Klier Junior, in recent form, has won 45.65% of their opponent's second serve points, while Mariano Kestelboim has won 44.74%. The same stats for first serve returns are 23.84% and 33.00% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Gilbert Klier Junior has saved 32.00% of breakpoints in recent form, whereas Mariano Kestelboim has saved 49.83% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Gilbert Klier Junior has won 60.71% of matches played (W/L 17/11), with Mariano Kestelboim winning 59.09% (W/L 39/27) that gives us an overall head-to head prediction overview.
- Best surface: Gilbert Klier Junior has their best career surface win % on Hard, winning 69% (W/L 101/46), and worse career win % on Clay, winning 54% (W/L 69/58). Mariano Kestelboim has their best career surface win % on Clay, winning 69% (W/L 376/249), and worse career win % on I.hard, winning 0% (W/L 0/1).
- Player level: In the last year, Gilbert Klier Junior has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 58.33% of matches (W/L 14/10), where as Mariano Kestelboim has played most of their matches on the Challengers/ITF tournaments > $10K, winning 54.90% of matches (W/L 28/23). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
- Direct H2H matches: They have played 1 times before with Gilbert Klier Junior winning 1 times and Mariano Kestelboim being victorious 0 times. They have played 2 sets in total, with Gilbert Klier Junior winning 2 and Mariano Kestelboim winning 0.
- The last match between Gilbert Klier Junior and Mariano Kestelboim was at the M15 Buenos Aires, 30-08-2023, Round: R1, Surface: Clay, with Gilbert Klier Junior getting the victory 6-2 6-2.
- Head to head match duration: In past head to head matches, the average match time between these players has been 1:29:0.
- Opponent quality stats: Over the last 12 months, Gilbert Klier Junior has played against opponents with an average rank of 433.21 while Mariano Kestelboim has played against players with an average rank of 371.77.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Gilbert Klier Junior has won 25% of deciding sets over the last 12 months, while Mariano Kestelboim has won 60% in all matches played on tour.
- Break point conversion: In recent form, Gilbert Klier Junior has converted 33.33% of breakpoint opportunities, and Mariano Kestelboim has converted 44.52% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Gilbert Klier Junior vs Mariano Kestelboim Editorial Preview By TennisTipster88.
G. K. Junior vs M. Kestelboim H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 4 |
| 3 | Aces (Total) | 0 |
| 0 | Total Double Faults | 1 |
| 1:29:0 | Average Match Time | 1:29:0 |
| 65% (40/62) | 1st Serve % | 72% (36/50) |
| 63% (25/40) | 1st Serve Win % | 50% (18/36) |
| 59% (13/22) | 2nd Serve Win % | 43% (6/14) |
| 56% (5/9) | Break Pts Won % | 17% (1/6) |
| 52% (26/50) | Return Points Win % | 39% (24/62) |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Junior 47%, Kestelboim 48%.
Opp 2nd Serve Pts Won: Junior 52%, Kestelboim 54%.
Break Points Saved %: Junior 51%, Kestelboim 50%.
G. K. Junior Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 M25 Monastir - 16-06-2025 | ||||
Q1  Omar KnaniO. Knani | L | w/o | ||
| M25 Monastir - 09-06-2025 | ||||
R1  Petr Bar BiryukovP. Bar | L | 6-4 7-5 | ||
| M25 Monastir - 02-06-2025 | ||||
R1 Aziz OuakaaA. Ouakaa | L | 6-4 6-1 | ||
| M15 Monastir - 26-05-2025 | ||||
R1 Aziz OuakaaA. Ouakaa | L | 6-3 6-0 | ||
| M15 Monastir - 19-05-2025 | ||||
SF  Ewen LumsdenE. Lumsden | L | 7-6(2) 2-6 6-3 | ||
M. Kestelboim Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| Montevideo Challenger - 10-11-2025 | ||||
Q3 Andrea CollariniA. Collarini | L | 7-6(3) 6-1 | ||
Q1  Juan Pablo IrigoinJ. Pablo | W | 6-1 6-1 | ||
| Lima 3 Challenger - 03-11-2025 | ||||
R1 Nicolas KickerN. Kicker | L | 6-3 6-2 | ||
Q3  Andres AndradeA. Andrade | W | 6-3 6-7(5) 6-1 | ||
Q1  Alessandro RubiniA. Rubini | W | 6-0 7-6(5) | ||
G. K. Junior vs M. Kestelboim Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 62.04% (170/104) | YTD Win/Loss | 59.91% (411/275) |
| 61.53% (379/237) | Sets Win/Loss | 58.10% (900/649) |
| 55.03% (3063/2503) | Games Win/Loss | 54.11% (7481/6345) |
| 68.71% (101/46) | Hard Win/Loss | 58.33% (35/25) |
| 54.33% (69/58) | Clay Win/Loss | 60.16% (376/249) |
| 0% (0/0) | Indoor Hard W/L | 0.00% (0/1) |
| 0.26 | Aces Per Game | 0.07 |
| 708 | Aces Total | 447 |
| 0.2 | Double Faults Per Game | 0.16 |
| 541 | Total Double Faults | 1086 |
| 1:25:14 | Average Match Time | 1:25:57 |
| 500.39 | Average Opponent Rank | 491.09 |
| 63% (9891/15666) | 1st Serve % | 72% (24551/34263) |
| 67% (6604/9891) | 1st Serve Win % | 61% (15048/24551) |
| 52% (3026/5776) | 2nd Serve Win % | 48% (4679/9724) |
| 45% (825/1817) | Break Points Won % (Total) | 47% (2147/4558) |
| 43% (6773/15786) | Return Points Win % | 46% (16086/34899) |
| 0% (0/0) | Main Tour W/L | 0.00% (0/1) |
| 51.56% (33/31) | Challenger W/L | 51.64% (63/59) |
| 65.24% (137/73) | Futures W/L | 61.81% (348/215) |
| 63% (167/266) | Best of 3 Sets Win % | 60% (403/672) |
| 20% (1/5) | Best of 5 Sets Win % | 100% (4/4) |
| 54% (32/59) | Tiebreaks Win % (Total) | 49% (56/114) |
| 44% (29/66) | Deciding Set Win % | 55% (101/184) |
| 84% (180/151) | 1st Set Won, Won Match | 90% (402/360) |
| 16% (180/28) | 1st Set Won, Lost Match | 10% (402/41) |
| 20% (94/19) | 1st Set Lost, Won Match | 17% (284/49) |
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