Prediction of Stefan Kozlov vs Ruan Roelofse Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Kozlov vs R. Roelofse

Stefan Kozlov

USA

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'2" (188 cm)

458

C. Rank

Ret.

103

Best Rank

357

Total Titles

YTD Titles

$372.0K

Career Money

$740

Right-Handed

Plays

Right-Handed

Ruan Roelofse

RSA

1

Win

Played

0

Win

Age

6'0" (183 cm)

Height

6'2" (188 cm)

458

C. Rank

Ret.

103

Best Rank

357

Total Titles

YTD Titles

$372.0K

Career Money

$740

Right-Handed

Plays

Right-Handed

Head-to-head: Kozlov 1 - 0 Roelofse

They have played 2 sets in total, with Stefan Kozlov winning 2 and Ruan Roelofse winning 0. The last match between Stefan Kozlov and Ruan Roelofse was at the USA F30, 04-11-2013, Round: R1, Surface: Clay, with Stefan Kozlov getting the victory 6-3 6-4.

Players	Head To Head Match Wins
Kozlov	1
Roelofse	0

Last 1 H2H Matches:

(R1) USA F30(11-04-13)

Stats

Stefan Kozlov

Ruan Roelofse

S. Kozlov vs R. Roelofse H2H Profile

S. Kozlov	Stats	R. Roelofse
$371,951	Career Prize Money	$740
56.69% (339-259)	Career Total W/L	53.92% (268-229)
1	Clay	0
10	Titles	2
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Kozlov vs R. Roelofse Match Preview:

Second serve performance recent form: In recent form (last 6 months), Stefan Kozlov has won 46.33% of points on their second serve, while Ruan Roelofse 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 48.91% of their opponent's second serve points, while Ruan Roelofse has won 0%. The same stats for first serve returns are 30.24% 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 51.02% of breakpoints in recent form, whereas Ruan Roelofse has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Stefan Kozlov has won 63.64% of matches played (W/L 21/12), with Ruan Roelofse 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 63% (W/L 81/48), and worse career win % on Grass, winning 38% (W/L 15/24). Ruan Roelofse has their best career surface win % on Hard, winning 63% (W/L 210/164), and worse career win % on Grass, winning 29% (W/L 2/5).
Player level: In the last year, Stefan Kozlov has played most of their matches on the Challengers/ITF tournaments > $10K, winning 60.00% of matches (W/L 15/10), where as Ruan Roelofse 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 1 times and Ruan Roelofse being victorious 0 times. They have played 2 sets in total, with Stefan Kozlov winning 2 and Ruan Roelofse winning 0.
The last match between Stefan Kozlov and Ruan Roelofse was at the USA F30, 04-11-2013, Round: R1, Surface: Clay, with Stefan Kozlov getting the victory 6-3 6-4.
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, Stefan Kozlov has played against opponents with an average rank of 396 while Ruan Roelofse 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 60% of deciding sets over the last 12 months, while Ruan Roelofse has won 0% in all matches played on tour.
Break point conversion: In recent form, Stefan Kozlov has converted 37.96% of breakpoint opportunities, and Ruan Roelofse 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 Ruan Roelofse Editorial Preview By TennisTipster88.

S. Kozlov vs R. Roelofse H2H Stats Used In Our Predictions

S. Kozlov	Stats	R. Roelofse
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	7
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

S. Kozlov Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Knoxville Challenger - 03-11-2025
R2 Jay ClarkeJ. Clarke	L	6-2 2-6 6-3	Stats
R1 Dominique RollandD. Rolland	W	7-6(1) 2-6 6-1	Stats
Chicago Challenger - 04-08-2025
Q3 Tsung-Hao HuangT. Huang	L	1-6 7-5 6-2	Stats
Q1 Ramkumar RamanathanR. Ramanathan	W	6-1 6-7(4) 5-3 ret.	Stats
Newport Challenger - 07-07-2025
R1 Mitchell KruegerM. Krueger	L	6-1 3-6 6-1	Stats

View All

R. Roelofse Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M25 Calabasas - 21-03-2022
Q3 Kiranpal PannuK. Pannu	L	7-6(1) 6-4	Stats
Q1 Jurence Zosimo MendozaJ. Zosimo	W	6-3 2-2 ret.	Stats
M25 Bakersfield - 14-03-2022
Q1 Kyle KangK. Kang	L	6-4 6-1	Stats
Davis Cup, Group I, PO, ISR-RSA 3-1 - 28-02-2022
Rubber 2 Yshai OlielY. Oliel	L	6-2 6-3	Stats
M25 Cancun - 14-02-2022
Q3 Isaiah StrodeI. Strode	L	6-3 6-4	Stats

View All

S. Kozlov vs R. Roelofse Stats Breakdown Vs All H2H Opponents

S. Kozlov	Stats	R. Roelofse
56.69% (339/259)	YTD Win/Loss	53.92% (268/229)
53.97% (761/649)	Sets Win/Loss	53.63% (599/518)
51.47% (6753/6366)	Games Win/Loss	51.71% (5541/5174)
55.33% (166/134)	Hard Win/Loss	56.15% (210/164)
59.23% (77/53)	Clay Win/Loss	46.43% (26/30)
62.79% (81/48)	Indoor Hard W/L	50.00% (30/30)
38.46% (15/24)	Grass Win/Loss	28.57% (2/5)
0.22	Aces Per Game	0.23
1436	Aces Total	1225
0.33	Double Faults Per Game	0.12
2108	Total Double Faults	617
1:35:13	Average Match Time	1st Match
565.26	Average Opponent Rank	573.22
61% (22891/37426)	1st Serve %	61% (8076/13295)
66% (15146/22891)	1st Serve Win %	73% (5888/8076)
48% (7015/14535)	2nd Serve Win %	52% (2689/5219)
42% (1773/4201)	Break Points Won % (Total)	39% (400/1022)
42% (15763/37923)	Return Points Win %	35% (4693/13323)
31.03% (9/20)	Slam W/L	0% (0/0)
23.53% (4/13)	Masters W/L	0% (0/0)
0% (0/0)	Cups W/L	20.00% (2/8)
38.81% (26/41)	Main Tour W/L	25.00% (1/3)
58.02% (199/144)	Challenger W/L	45.81% (71/84)
71.13% (101/41)	Futures W/L	59.15% (194/134)
57% (331/580)	Best of 3 Sets Win %	54% (262/485)
45% (5/11)	Best of 5 Sets Win %	29% (2/7)
48% (69/144)	Tiebreaks Win % (Total)	49% (88/179)
61% (128/209)	Deciding Set Win %	47% (55/117)
87% (311/271)	1st Set Won, Won Match	88% (277/244)
12% (311/38)	1st Set Won, Lost Match	12% (277/33)
24% (287/68)	1st Set Lost, Won Match	11% (220/24)