Ioannis Kountourakis vs William Alsterback Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
I. Kountourakis vs W. Alsterback
Ioannis Kountourakis
GRE
l
l
w
l
l
l
w
l
l
l
1
Win
1
Played
0
Win
23
Age
22
-
Height
-
0
C. Rank
0
0
Best Rank
0
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
-
Plays
-
William Alsterback
SWE
l
l
l
l
l
l
l
l
l
l
1
Win
1
Played
0
Win
23
Age
22
-
Height
-
0
C. Rank
0
0
Best Rank
0
0
Total Titles
0
0
YTD Titles
0
$0
Career Money
$0
-
Plays
-
Head-to-head: Kountourakis 1 - 0 Alsterback
They have played 2 sets in total, with Ioannis Kountourakis winning 2 and William Alsterback winning 0. The last match between Ioannis Kountourakis and William Alsterback was at the M15 Sofia, 03-07-2022, Round: Q1, Surface: Clay, with Ioannis Kountourakis getting the victory 6-1 6-1.
| Players | Head To Head Match Wins |
|---|---|
| Kountourakis | 1 |
| Alsterback | 0 |
Last 1 H2H Matches:
(Q1) M15 Sofia(07-03-22)
Ioannis Kountourakis
6
6
William Alsterback
1
1
I. Kountourakis vs W. Alsterback H2H Profile
| Stats | ||
|---|---|---|
| $0 | Career Prize Money | $0 |
| 51.60% (113-106) | Career Total W/L | 13.33% (2-13) |
| 1 | Clay | 0 |
| 1 | Total H2H Matches | 0 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
I. Kountourakis vs W. Alsterback Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Ioannis Kountourakis has won 46.38% of points on their second serve, while William Alsterback has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Ioannis Kountourakis, in recent form, has won 39.62% of their opponent's second serve points, while William Alsterback has won 0%. The same stats for first serve returns are 27.44% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Ioannis Kountourakis has saved 58.00% of breakpoints in recent form, whereas William Alsterback has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Ioannis Kountourakis has won 52.83% of matches played (W/L 28/25), with William Alsterback winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Ioannis Kountourakis has their best career surface win % on Clay, winning 60% (W/L 45/30), and worse career win % on Grass, winning 0% (W/L 0/1). William Alsterback has their best career surface win % on Hard, winning 60% (W/L 2/6), and worse career win % on Clay, winning 0% (W/L 0/6).
- Player level: In the last year, Ioannis Kountourakis has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 56.00% of matches (W/L 28/22), where as William Alsterback has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). 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 Ioannis Kountourakis winning 1 times and William Alsterback being victorious 0 times. They have played 2 sets in total, with Ioannis Kountourakis winning 2 and William Alsterback winning 0.
- The last match between Ioannis Kountourakis and William Alsterback was at the M15 Sofia, 03-07-2022, Round: Q1, Surface: Clay, with Ioannis Kountourakis getting the victory 6-1 6-1.
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
- Opponent quality stats: Over the last 12 months, Ioannis Kountourakis has played against opponents with an average rank of 101.15 while William Alsterback has played against players with an average rank of 0.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Ioannis Kountourakis has won 46% of deciding sets over the last 12 months, while William Alsterback has won 0% in all matches played on tour.
- Break point conversion: In recent form, Ioannis Kountourakis has converted 29.63% of breakpoint opportunities, and William Alsterback has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.
Ioannis Kountourakis vs William Alsterback Editorial Preview By TennisTipster88.
I. Kountourakis vs W. Alsterback H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 2 |
| 0:0:0 | Average Match Time | 0:0:0 |
| 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 %: Kountourakis 48%, Alsterback 0%.
Opp 2nd Serve Pts Won: Kountourakis 40%, Alsterback 0%.
Break Points Saved %: Kountourakis 59%, Alsterback 0%.
I. Kountourakis Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 M15 Heraklion - 13-10-2025 | ||||
R1  Johan NiklesJ. Nikles | L | 6-1 6-7(6) 7-6(3) | ||
| M15 Heraklion - 06-10-2025 | ||||
R1  Joao Victor Couto LoureiroJ. Victor | L | 7-5 3-6 6-3 | ||
Q3  Giacomo CrisostomoG. Crisostomo | L | 6-2 6-3 | ||
Q2 Thomas George BrunT. George | W | 6-2 6-1 | ||
| Hersonissos 4 Challenger - 18-08-2025 | ||||
Q1 Luca PotenzaL. Potenza | L | 6-2 6-0 | ||
W. Alsterback Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| M25 Ystad - 14-08-2023 | ||||
Q1  Stijn PelS. Pel | L | 6-2 6-2 | ||
| M15 Kalmar - 15-05-2023 | ||||
Q1 Niels ViskerN. Visker | L | 6-0 6-0 | ||
| M25 Varnamo - 08-05-2023 | ||||
Q1  Peter GoldsteinerP. Goldsteiner | L | 6-0 6-1 | ||
| M15 Trier - 22-08-2022 | ||||
Q1  Felix EinigF. Einig | L | 6-1 6-2 | ||
| M15 Sofia - 04-07-2022 | ||||
Q1 Ioannis KountourakisI. Kountourakis | L | 6-1 6-1 | ||
I. Kountourakis vs W. Alsterback Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 51.60% (113/106) | YTD Win/Loss | 13.33% (2/13) |
| 51.74% (253/236) | Sets Win/Loss | 16.13% (5/26) |
| 51.21% (2489/2371) | Games Win/Loss | 32.41% (82/171) |
| 47.10% (65/73) | Hard Win/Loss | 25.00% (2/6) |
| 60.00% (45/30) | Clay Win/Loss | 0.00% (0/6) |
| 60.00% (3/2) | Indoor Hard W/L | 0.00% (0/1) |
| 0.00% (0/1) | Grass Win/Loss | 0% (0/0) |
| 0.14 | Aces Per Game | 0.07 |
| 323 | Aces Total | 8 |
| 0.18 | Double Faults Per Game | 0.27 |
| 437 | Total Double Faults | 33 |
| 1st Match | Average Match Time | 1st Match |
| 66.37 | Average Opponent Rank | 52.8 |
| 56% (3098/5489) | 1st Serve % | 59% (134/227) |
| 69% (2138/3098) | 1st Serve Win % | 49% (65/134) |
| 47% (1124/2391) | 2nd Serve Win % | 26% (24/93) |
| 37% (156/422) | Break Points Won % (Total) | 0% (0/8) |
| 35% (1943/5475) | Return Points Win % | 24% (46/191) |
| 0.00% (0/3) | Challenger W/L | 0% (0/0) |
| 52.31% (113/103) | Futures W/L | 13.33% (2/13) |
| 52% (113/219) | Best of 3 Sets Win % | 13% (2/15) |
| 45% (26/58) | Tiebreaks Win % (Total) | 0% (0/1) |
| 47% (24/51) | Deciding Set Win % | 0% (0/1) |
| 88% (121/107) | 1st Set Won, Won Match | 100% (2/2) |
| 12% (121/14) | 1st Set Won, Lost Match | 0% (2/0) |
| 6% (98/6) | 1st Set Lost, Won Match | 0% (13/0) |
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