Stefan Kozlov vs Ryan Haviland Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
S. Kozlov vs R. Haviland
Stefan Kozlov
USA
l
w
l
w
l
w
w
w
w
w
1
Win
2
Played
1
Win
27
Age
44
6'0" (183 cm)
Height
6'2" (188 cm)
306
C. Rank
885
103
Best Rank
703
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$3.4K
Right-Handed
Plays
Right-Handed
Ryan Haviland
USA
l
l
l
w
l
l
l
w
l
l
1
Win
2
Played
1
Win
27
Age
44
6'0" (183 cm)
Height
6'2" (188 cm)
306
C. Rank
885
103
Best Rank
703
0
Total Titles
0
0
YTD Titles
0
$372.0K
Career Money
$3.4K
Right-Handed
Plays
Right-Handed
Head-to-head: Kozlov 1 - 1 Haviland
They have played 5 sets in total, with Stefan Kozlov winning 3 and Ryan Haviland winning 2. The last match between Ryan Haviland and Stefan Kozlov was at the Dallas Challenger, 30-01-2016, Round: Q1, Surface: I.hard, with Ryan Haviland getting the victory 6-4 1-6 6-2.
| Players | Head To Head Match Wins |
|---|---|
| Kozlov | 1 |
| Haviland | 1 |
Last 2 H2H Matches:
(Q1) Dallas Challenger(01-30-16)
Ryan Haviland
6
1
6
Stefan Kozlov
4
6
2
(R2) USA F15(05-04-15)
Stefan Kozlov
6
6
Ryan Haviland
4
4
S. Kozlov vs R. Haviland H2H Profile
| Stats | ||
|---|---|---|
| $371,951 | Career Prize Money | $3,390 |
| 57.05% (344-259) | Career Total W/L | 54.24% (128-108) |
| 1 | Clay | 0 |
| 0 | Indoor | 1 |
| 11 | Titles | 0 |
| 1 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
S. Kozlov vs R. Haviland 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 Ryan Haviland 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 Ryan Haviland 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 Ryan Haviland 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 Ryan Haviland winning 27.27% (W/L 3/8) 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). Ryan Haviland has their best career surface win % on Hard, winning 64% (W/L 85/63), and worse career win % on I.hard, winning 26% (W/L 5/14).
- 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 Ryan Haviland has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 27.27% of matches (W/L 3/8). 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 2 times before with Stefan Kozlov winning 1 times and Ryan Haviland being victorious 1 times. They have played 5 sets in total, with Stefan Kozlov winning 3 and Ryan Haviland winning 2.
- The last match between Stefan Kozlov and Ryan Haviland was at the Dallas Challenger, 30-01-2016, Round: Q1, Surface: I.hard, with Ryan Haviland getting the victory 6-4 1-6 6-2.
- Head to head match duration: In past head to head matches, the average match time between these players has been 0:57:34.
- Opponent quality stats: Over the last 12 months, Stefan Kozlov has played against opponents with an average rank of 401.92 while Ryan Haviland has played against players with an average rank of 224.82.
- 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 Ryan Haviland 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 Ryan Haviland 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 Ryan Haviland Editorial Preview By TennisTipster88.
S. Kozlov vs R. Haviland H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 1 |
| 3 | Sets Won | 2 |
| 24 | Games Won | 21 |
| 10 | Aces (Total) | 10 |
| 7 | Total Double Faults | 6 |
| 0:57:34 | Average Match Time | 0:57:34 |
| 56% (48/86) | 1st Serve % | 52% (41/79) |
| 71% (34/48) | 1st Serve Win % | 78% (32/41) |
| 47% (18/38) | 2nd Serve Win % | 50% (19/38) |
| 50% (2/4) | Break Pts Won % | 43% (3/7) |
| 35% (28/79) | Return Points Win % | 40% (34/86) |
| 50% (1/2) | Best‑of‑3 Win % | 50% (1/2) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 100% (1/1) | 1st Set Won, Won Match | 100% (1/1) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Kozlov 50%, Haviland 43%.
Opp 2nd Serve Pts Won: Kozlov 55%, Haviland 53%.
Break Points Saved %: Kozlov 58%, Haviland 53%.
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. Haviland Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| M25 East Lansing - 03-11-2025 | ||||
Q1 Cameron MullerC. Muller | L | 6-1 6-2 | ||
| M25 Pensacola - 12-05-2025 | ||||
R2 Liam KrallL. Krall | L | 7-6(3) 0-6 7-6(5) | ||
R1 Tygen GoldammerT. Goldammer | W | 6-4 7-5 | ||
| M15 Orange Park - 28-04-2025 | ||||
Q1  Facundo BermejoF. Bermejo | L | 6-1 3-6 10-6 | ||
| M15 Vero Beach - 21-04-2025 | ||||
R1 Preston BrownP. Brown | L | 3-6 6-4 7-6(4) | ||
S. Kozlov vs R. Haviland Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 57.05% (344/259) | YTD Win/Loss | 54.24% (128/108) |
| 54.26% (771/650) | Sets Win/Loss | 54.66% (299/248) |
| 51.60% (6819/6396) | Games Win/Loss | 52.21% (2727/2496) |
| 55.33% (166/134) | Hard Win/Loss | 57.43% (85/63) |
| 59.23% (77/53) | Clay Win/Loss | 55.56% (35/28) |
| 64.18% (86/48) | Indoor Hard W/L | 26.32% (5/14) |
| 38.46% (15/24) | Grass Win/Loss | 50.00% (3/3) |
| 0.23 | Aces Per Game | 0.15 |
| 1452 | Aces Total | 387 |
| 0.33 | Double Faults Per Game | 0.16 |
| 2118 | Total Double Faults | 415 |
| 1:35:11 | Average Match Time | 1st Match |
| 564.22 | Average Opponent Rank | 376.71 |
| 61% (23067/37710) | 1st Serve % | 55% (3107/5600) |
| 66% (15282/23067) | 1st Serve Win % | 71% (2201/3107) |
| 48% (7078/14643) | 2nd Serve Win % | 46% (1135/2493) |
| 42% (1795/4248) | Break Points Won % (Total) | 41% (233/565) |
| 42% (15932/38264) | Return Points Win % | 41% (2274/5549) |
| 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 | 37.50% (6/10) |
| 58.62% (204/144) | Challenger W/L | 49.41% (42/43) |
| 71.13% (101/41) | Futures W/L | 59.26% (80/55) |
| 57% (336/585) | Best of 3 Sets Win % | 55% (128/234) |
| 45% (5/11) | Best of 5 Sets Win % | 0% (0/1) |
| 48% (70/146) | Tiebreaks Win % (Total) | 41% (29/70) |
| 61% (129/210) | Deciding Set Win % | 44% (33/75) |
| 87% (316/276) | 1st Set Won, Won Match | 80% (142/113) |
| 12% (316/38) | 1st Set Won, Lost Match | 20% (142/29) |
| 24% (287/68) | 1st Set Lost, Won Match | 16% (94/15) |
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