Alex Rybakov vs Markos Kalovelonis Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
A. Rybakov vs M. Kalovelonis

Alex Rybakov

USA

2

Win

Played

0

Win

Age

6'1" (185 cm)

Height

6'3" (191 cm)

269

C. Rank

899

261

Best Rank

445

Total Titles

YTD Titles

$18.2K

Career Money

Left-Handed

Plays

Right-Handed

Markos Kalovelonis

GRE

2

Win

Played

0

Win

Age

6'1" (185 cm)

Height

6'3" (191 cm)

269

C. Rank

899

261

Best Rank

445

Total Titles

YTD Titles

$18.2K

Career Money

Left-Handed

Plays

Right-Handed

Head-to-head: Rybakov 2 - 0 Kalovelonis

They have played 4 sets in total, with Alex Rybakov winning 4 and Markos Kalovelonis winning 0. The last match between Alex Rybakov and Markos Kalovelonis was at the Oeiras 2 Challenger, 03-04-2022, Round: Q1, Surface: Clay, with Alex Rybakov getting the victory 6-4 7-5.

Players	Head To Head Match Wins
Rybakov	2
Kalovelonis	0

Last 2 H2H Matches:

(Q1) Oeiras 2 Challenger(04-03-22)

Stats

Alex Rybakov

Markos Kalovelonis

(F) USA F16 (Rochester)(06-24-18)

Stats

Alex Rybakov

Markos Kalovelonis

A. Rybakov vs M. Kalovelonis H2H Profile

A. Rybakov	Stats	M. Kalovelonis
$18,215	Career Prize Money	$0
60.00% (318-212)	Career Total W/L	49.14% (229-237)
2	Clay	0
5	Titles	0
2	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

A. Rybakov vs M. Kalovelonis Match Preview:

Second serve performance recent form: In recent form (last 6 months), Alex Rybakov has won 49.28% of points on their second serve, while Markos Kalovelonis has won 49.09%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Alex Rybakov, in recent form, has won 41.37% of their opponent's second serve points, while Markos Kalovelonis has won 43.01%. The same stats for first serve returns are 25.81% and 20.88% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Alex Rybakov has saved 64.75% of breakpoints in recent form, whereas Markos Kalovelonis has saved 66.67% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Alex Rybakov has won 63.51% of matches played (W/L 47/27), with Markos Kalovelonis winning 50.00% (W/L 4/4) that gives us an overall head-to head prediction overview.
Best surface: Alex Rybakov has their best career surface win % on Clay, winning 62% (W/L 162/98), and worse career win % on Grass, winning 50% (W/L 1/1). Markos Kalovelonis has their best career surface win % on Clay, winning 62% (W/L 53/54), and worse career win % on I.hard, winning 42% (W/L 14/19).
Player level: In the last year, Alex Rybakov has played most of their matches on the Challengers/ITF tournaments > $10K, winning 53.66% of matches (W/L 22/19), where as Markos Kalovelonis has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 50.00% of matches (W/L 4/4). 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 Alex Rybakov winning 2 times and Markos Kalovelonis being victorious 0 times. They have played 4 sets in total, with Alex Rybakov winning 4 and Markos Kalovelonis winning 0.
The last match between Alex Rybakov and Markos Kalovelonis was at the Oeiras 2 Challenger, 03-04-2022, Round: Q1, Surface: Clay, with Alex Rybakov getting the victory 6-4 7-5.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:29:23.
Opponent quality stats: Over the last 12 months, Alex Rybakov has played against opponents with an average rank of 354.99 while Markos Kalovelonis has played against players with an average rank of 163.13.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Alex Rybakov has won 52% of deciding sets over the last 12 months, while Markos Kalovelonis has won 75% in all matches played on tour.
Break point conversion: In recent form, Alex Rybakov has converted 26.74% of breakpoint opportunities, and Markos Kalovelonis has converted 20.00% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Alex Rybakov vs Markos Kalovelonis Editorial Preview By TennisTipster88.

A. Rybakov vs M. Kalovelonis H2H Stats Used In Our Predictions

A. Rybakov	Stats	M. Kalovelonis
2	H2H Matches Won	0
4	Sets Won	0
26	Games Won	16
11	Aces (Total)	9
4	Total Double Faults	8
1:29:23	Average Match Time	1:29:23
71% (92/130)	1st Serve %	56% (68/122)
78% (72/92)	1st Serve Win %	69% (47/68)
58% (22/38)	2nd Serve Win %	54% (29/54)
50% (5/10)	Break Pts Won %	17% (1/6)
38% (46/122)	Return Points Win %	28% (36/130)
100% (2/2)	Best‑of‑3 Win %	0% (0/2)
100% (2/2)	1st Set Won, Won Match	0% (0/0)
0% (0/2)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/2)

Recent Performance Stats

A. Rybakov Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Drummondville Challenger - 10-11-2025
R1 Keegan RiceK. Rice	L	4-6 7-6(5) 6-3	Stats
Knoxville Challenger - 03-11-2025
R1 Cedrik-Marcel StebeC. Stebe	L	6-7(5) 7-6(2) 6-0	Stats
Lincoln Challenger - 13-10-2025
R1 Dhakshineswar SureshD. Suresh	L	6-4 6-4	Stats
Tiburon Challenger - 29-09-2025
R1 Johannus MondayJ. Monday	L	6-3 4-6 6-2	Stats
Las Vegas Challenger - 22-09-2025
F Abedallah ShelbayhA. Shelbayh	L	6-2 6-4	Stats

View All

M. Kalovelonis Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Singapore - 11-08-2025
R1 Bill ChanB. Chan	L	6-4 6-4	Stats
M15 Singapore - 04-08-2025
QF Kasidit SamrejK. Samrej	L	7-5 ret.	Stats
R2 Chan-Yeong OhC. Oh	W	3-6 6-3 6-4	Stats
R1 Aayush P BhatA. P	W	6-1 6-7(5) 7-6(3)	Stats
M15 Kayseri - 16-06-2025
Q2 Aril Kayra TunaA. Kayra	L	1-6 6-3 10-7	Stats

View All

A. Rybakov vs M. Kalovelonis Stats Breakdown Vs All H2H Opponents

A. Rybakov	Stats	M. Kalovelonis
60.00% (318/212)	YTD Win/Loss	49.14% (229/237)
59.53% (715/486)	Sets Win/Loss	49.91% (539/541)
54.06% (6200/5268)	Games Win/Loss	49.43% (5071/5187)
56.48% (109/84)	Hard Win/Loss	50.47% (160/157)
62.31% (162/98)	Clay Win/Loss	49.53% (53/54)
61.33% (46/29)	Indoor Hard W/L	38.10% (16/26)
50.00% (1/1)	Grass Win/Loss	0% (0/0)
0.28	Aces Per Game	0.35
1582	Aces Total	1773
0.19	Double Faults Per Game	0.17
1061	Total Double Faults	875
1:26:57	Average Match Time	1:5:47
503.58	Average Opponent Rank	578.31
67% (20267/30281)	1st Serve %	61% (13691/22324)
69% (14072/20267)	1st Serve Win %	68% (9352/13691)
52% (5182/10014)	2nd Serve Win %	50% (4308/8633)
42% (1278/3043)	Break Points Won % (Total)	40% (744/1874)
40% (12110/30424)	Return Points Win %	36% (7747/21418)
0.00% (0/2)	Slam W/L	0% (0/0)
0% (0/0)	Cups W/L	33.33% (1/2)
38.46% (5/8)	Main Tour W/L	0% (0/0)
54.63% (118/98)	Challenger W/L	50.00% (28/28)
65.22% (195/104)	Futures W/L	49.14% (200/207)
60% (313/518)	Best of 3 Sets Win %	50% (228/458)
50% (3/6)	Best of 5 Sets Win %	33% (1/3)
49% (91/186)	Tiebreaks Win % (Total)	61% (95/157)
45% (65/143)	Deciding Set Win %	47% (70/149)
88% (314/276)	1st Set Won, Won Match	80% (246/197)
11% (314/36)	1st Set Won, Lost Match	20% (246/49)
20% (216/43)	1st Set Lost, Won Match	15% (220/32)