Stefan Kozlov vs Ronan Joncour Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
S. Kozlov vs R. Joncour
Stefan Kozlov
USA
l
w
l
w
l
w
w
w
w
w
0
Win
1
Played
1
Win
27
Age
28
6'0" (183 cm)
Height
6'2" (188 cm)
306
C. Rank
900
103
Best Rank
574
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$0
Right-Handed
Plays
Left-Handed
Ronan Joncour
FRA
l
w
w
l
l
l
w
w
w
l
0
Win
1
Played
1
Win
27
Age
28
6'0" (183 cm)
Height
6'2" (188 cm)
306
C. Rank
900
103
Best Rank
574
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$0
Right-Handed
Plays
Left-Handed
Head-to-head: Kozlov 0 - 1 Joncour
They have played 3 sets in total, with Stefan Kozlov winning 1 and Ronan Joncour winning 2. The last match between Ronan Joncour and Stefan Kozlov was at the France F21, 05-10-2015, Round: R1, Surface: I.hard, with Ronan Joncour getting the victory 6-3 1-6 6-3.
| Players | Head To Head Match Wins |
|---|---|
| Kozlov | 0 |
| Joncour | 1 |
Last 1 H2H Matches:
(R1) France F21(10-05-15)
Ronan Joncour
6
1
6
Stefan Kozlov
3
6
3
S. Kozlov vs R. Joncour H2H Profile
| Stats | ||
|---|---|---|
| $371,951 | Career Prize Money | $0 |
| 57.05% (344-259) | Career Total W/L | 50.00% (181-181) |
| 0 | Indoor | 1 |
| 11 | Titles | 1 |
| 0 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Kozlov vs R. Joncour Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Stefan Kozlov has won 44.27% of points on their second serve, while Ronan Joncour has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Stefan Kozlov, in recent form, has won 47.32% of their opponent's second serve points, while Ronan Joncour has won 0%. The same stats for first serve returns are 30.45% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Stefan Kozlov has saved 49.67% of breakpoints in recent form, whereas Ronan Joncour has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Stefan Kozlov has won 70.27% of matches played (W/L 26/11), with Ronan Joncour winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
- Best surface: Stefan Kozlov has their best career surface win % on I.hard, winning 64% (W/L 86/48), and worse career win % on Grass, winning 38% (W/L 15/24). Ronan Joncour has their best career surface win % on Hard, winning 64% (W/L 77/59), and worse career win % on I.hard, winning 44% (W/L 43/55).
- Player level: In the last year, Stefan Kozlov has played most of their matches on the Challengers/ITF tournaments > $10K, winning 68.97% of matches (W/L 20/9), where as Ronan Joncour 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 Stefan Kozlov winning 0 times and Ronan Joncour being victorious 1 times. They have played 3 sets in total, with Stefan Kozlov winning 1 and Ronan Joncour winning 2.
- The last match between Stefan Kozlov and Ronan Joncour was at the France F21, 05-10-2015, Round: R1, Surface: I.hard, with Ronan Joncour getting the victory 6-3 1-6 6-3.
- Head to head match duration: In past head to head matches, the average match time between these players has been 1:50:0.
- Opponent quality stats: Over the last 12 months, Stefan Kozlov has played against opponents with an average rank of 401.92 while Ronan Joncour 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, Stefan Kozlov has won 67% of deciding sets over the last 12 months, while Ronan Joncour has won 0% in all matches played on tour.
- Break point conversion: In recent form, Stefan Kozlov has converted 40.82% of breakpoint opportunities, and Ronan Joncour 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.
Stefan Kozlov vs Ronan Joncour Editorial Preview By TennisTipster88.
S. Kozlov vs R. Joncour H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 0 | H2H Matches Won | 1 |
| 1 | Sets Won | 2 |
| 12 | Games Won | 13 |
| 1 | Aces (Total) | 6 |
| 10 | Total Double Faults | 5 |
| 1:50:0 | Average Match Time | 1:50:0 |
| 44% (35/79) | 1st Serve % | 57% (53/93) |
| 74% (26/35) | 1st Serve Win % | 58% (31/53) |
| 50% (22/44) | 2nd Serve Win % | 57% (23/40) |
| 38% (3/8) | Break Pts Won % | 30% (3/10) |
| 42% (39/93) | Return Points Win % | 39% (31/79) |
| 0% (0/1) | Best‑of‑3 Win % | 100% (1/1) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Won Match | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 0% (0/0) |
Recent Performance Stats
2nd Serve Win %: Kozlov 50%, Joncour 0%.
Opp 2nd Serve Pts Won: Kozlov 55%, Joncour 0%.
Break Points Saved %: Kozlov 58%, Joncour 0%.
S. Kozlov Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| Champaign Challenger - 10-11-2025 | ||||
F Murphy CassoneM. Cassone | W | 7-6(3) 7-5 | ||
SF  Cedrik-Marcel StebeC. Stebe | W | 6-0 4-0 ret. | ||
QF Darwin BlanchD. Blanch | W | 6-2 6-7(7) 6-3 | ||
R2 Tyler ZinkT. Zink | W | 6-3 6-3 | ||
R1  Leo BorgL. Borg | W | 6-1 6-0 | ||
R. Joncour Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| M15 Villers-les-Nancy - 16-10-2023 | ||||
R1 Sascha Gueymard WayenburgS. Gueymard | L | 6-2 3-6 6-0 | ||
Q3 Mayeul DarrasM. Darras | W | 6-1 6-2 | ||
Q2  Robin BulantR. Bulant | W | 6-1 6-4 | ||
Q1 Christian HansenC. Hansen | W | 6-2 6-3 | ||
| M25 Nevers - 02-10-2023 | ||||
R1 Marvin MoellerM. Moeller | L | 4-6 6-0 6-2 | ||
S. Kozlov vs R. Joncour Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 57.05% (344/259) | YTD Win/Loss | 50.00% (181/181) |
| 54.26% (771/650) | Sets Win/Loss | 48.97% (404/421) |
| 51.60% (6819/6396) | Games Win/Loss | 49.98% (3870/3873) |
| 55.33% (166/134) | Hard Win/Loss | 56.62% (77/59) |
| 59.23% (77/53) | Clay Win/Loss | 45.22% (52/63) |
| 64.18% (86/48) | Indoor Hard W/L | 46.85% (52/59) |
| 38.46% (15/24) | Grass Win/Loss | 0% (0/0) |
| 0.23 | Aces Per Game | 0.21 |
| 1452 | Aces Total | 814 |
| 0.33 | Double Faults Per Game | 0.25 |
| 2118 | Total Double Faults | 929 |
| 1:35:11 | Average Match Time | 1st Match |
| 564.22 | Average Opponent Rank | 459.93 |
| 61% (23067/37710) | 1st Serve % | 64% (9995/15629) |
| 66% (15282/23067) | 1st Serve Win % | 68% (6792/9995) |
| 48% (7078/14643) | 2nd Serve Win % | 45% (2535/5633) |
| 42% (1795/4248) | Break Points Won % (Total) | 40% (581/1442) |
| 42% (15932/38264) | Return Points Win % | 39% (5944/15372) |
| 31.03% (9/20) | Slam W/L | 0% (0/0) |
| 23.53% (4/13) | Masters W/L | 0% (0/0) |
| 38.81% (26/41) | Main Tour W/L | 0% (0/0) |
| 58.62% (204/144) | Challenger W/L | 33.33% (2/4) |
| 71.13% (101/41) | Futures W/L | 50.28% (179/177) |
| 57% (336/585) | Best of 3 Sets Win % | 50% (176/355) |
| 45% (5/11) | Best of 5 Sets Win % | 50% (1/2) |
| 48% (70/146) | Tiebreaks Win % (Total) | 52% (50/97) |
| 61% (129/210) | Deciding Set Win % | 56% (59/106) |
| 87% (316/276) | 1st Set Won, Won Match | 88% (160/140) |
| 12% (316/38) | 1st Set Won, Lost Match | 13% (160/20) |
| 24% (287/68) | 1st Set Lost, Won Match | 19% (201/38) |
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