DO
ATP · Rank #546
ATP · Rank #546
Daniil Ostapenkov
23yrs
1.91 m
85 kg
Right
77.3%Accuracy
44
Matches Analyzed
Recent Form
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Recent & Upcoming
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G. Young vs D. Ostapenkov, Challenger - Sioux Falls, USA, Qualifying, 16:00, Finished. Match winner odds: 1.58 for G. Young, 2.23 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 2.23, confidence 1.2 out of 10. This tip won. Predicted score: 3-6, 6-3, 4-6. Best AI tip: O21.5, odds 1.71, confidence 1.6 out of 10. This tip won.
G. Young
D. Ostapenkov
D. Ostapenkov vs Q. Vandecasteele, Challenger - Sioux Falls, USA, Qualifying, 17:35, Finished. Match winner odds: 2.17 for D. Ostapenkov, 1.61 for Q. Vandecasteele. AI winner pick: D. Ostapenkov, odds 2.17, confidence 1.7 out of 10. This tip won. Predicted score: 6-3, 6-4. Best AI tip: U23.5, odds 1.59, confidence 2.3 out of 10. This tip won.
D. Ostapenkov
Q. Vandecasteele
16:00
Finished
1600
G. Young
D. Ostapenkov
1
2
▾1.58
▴2.23
2
▴2.23
366346
O21.5
1.71
1.6/10
17:35
Finished
1735
D. Ostapenkov
Q. Vandecasteele
2
0
▴2.17
▾1.61
1
▴2.17
6364
U23.5
▾1.59
2.3/10
A. Shelbayh vs D. Ostapenkov, Challenger - Columbus, USA, 17:30, Finished. Match winner odds: 1.32 for A. Shelbayh, 3.6 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 3.6, confidence 2.3 out of 10. This tip lost. Predicted score: 6-4, 3-6, 2-6. Best AI tip: O18.5, odds 1.41, confidence 2.9 out of 10. This tip won.
A. Shelbayh
(7)
D. Ostapenkov
(Q)
R. Perot vs D. Ostapenkov, Challenger - Columbus, USA, 15:00, Finished. Match winner odds: 1.42 for R. Perot, 3.05 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 3.05, confidence 1.3 out of 10. This tip won. Predicted score: 4-6, 4-6. Best AI tip: O19.5, odds 1.55, confidence 2.5 out of 10. This tip won.
R. Perot
D. Ostapenkov
Q. Vandecasteele vs D. Ostapenkov, Challenger - Columbus, USA, Qualifying, 18:00, Finished. Match winner odds: 1.42 for Q. Vandecasteele, 2.7 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 2.7, confidence 1.4 out of 10. This tip won. Predicted score: 3-6, 4-6. Best AI tip: O20.5, odds 1.57, confidence 1.6 out of 10. This tip won.
Q. Vandecasteele
(5)
D. Ostapenkov
(10)
I. Palavestra vs D. Ostapenkov, Challenger - Columbus, USA, Qualifying, 23:35, Finished. Match winner odds: 3.25 for I. Palavestra, 1.31 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.31, confidence 5.3 out of 10. This tip won. Predicted score: 4-6, 2-6. Best AI tip: D. Ostapenkov, odds 1.31, confidence 5.3 out of 10. This tip won.
I. Palavestra
D. Ostapenkov
17:30
Finished
1730
A. Shelbayh
(7)
D. Ostapenkov
(Q) 2
0
▾1.32
▴3.6
2
▴3.6
643626
O18.5
▴1.41
2.9/10
15:00
Finished
1500
R. Perot
D. Ostapenkov
1
2
▴1.42
▾3.05
2
▾3.05
4646
O19.5
1.55
2.5/10
18:00
Finished
1800
Q. Vandecasteele
(5)
D. Ostapenkov
(10) 0
2
▾1.42
▴2.7
2
▴2.7
3646
O20.5
▾1.57
1.6/10
23:35
Finished
2335
I. Palavestra
D. Ostapenkov
0
2
▾3.25
▴1.31
2
▴1.31
4626
2
▴1.31
5.3/10
T. Legout vs D. Ostapenkov, Challenger - San Diego 2, USA, Qualifying, 20:30, Finished. Match winner odds: 1.18 for T. Legout, 4.3 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 4.3, confidence 1.5 out of 10. This tip lost. Predicted score: 4-6, 4-6. Best AI tip: U22.5, odds 1.55, confidence 2.4 out of 10. This tip won.
T. Legout
(5)
D. Ostapenkov
D. Ostapenkov vs Q. Vandecasteele, Challenger - San Diego 2, USA, Qualifying, 21:50, Finished. Match winner odds: 3.1 for D. Ostapenkov, 1.39 for Q. Vandecasteele. AI winner pick: D. Ostapenkov, odds 3.1, confidence 2.7 out of 10. This tip won. Predicted score: 6-4, 6-3. Best AI tip: O20.5, odds 1.79, confidence 2.9 out of 10. This tip won.
D. Ostapenkov
Q. Vandecasteele
20:30
Finished
2030
T. Legout
(5)
D. Ostapenkov
2
0
▾1.18
▴4.3
2
▴4.3
4646
U22.5
▾1.55
2.4/10
21:50
Finished
2150
D. Ostapenkov
Q. Vandecasteele
2
1
▴3.1
▾1.39
1
▴3.1
6463
O20.5
▴1.79
2.9/10
T. Legout vs D. Ostapenkov, Challenger - Tiburon, USA, Qualifying, 20:40, Finished. Match winner odds: 1.29 for T. Legout, 3.25 for D. Ostapenkov. AI winner pick: T. Legout, odds 1.29, confidence 1.1 out of 10. This tip won. Predicted score: 6-1, 3-6, 7-5. Best AI tip: T. Legout, odds 1.29, confidence 1.1 out of 10. This tip won.
T. Legout
(4)
D. Ostapenkov
(10)
G. Grumet vs D. Ostapenkov, Challenger - Tiburon, USA, Qualifying, 00:30, Finished. Match winner odds: 4.2 for G. Grumet, 1.19 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.19, confidence 10.0 out of 10. This tip won. Predicted score: 4-6, 3-6. Best AI tip: D. Ostapenkov, odds 1.19, confidence 10.0 out of 10. This tip won.
G. Grumet
D. Ostapenkov
20:40
Finished
2040
T. Legout
(4)
D. Ostapenkov
(10) 2
0
▾1.29
▴3.25
1
▾1.29
613675
1
▾1.29
1.1/10
00:30
Finished
0030
G. Grumet
D. Ostapenkov
0
2
▾4.2
▴1.19
2
▴1.19
4636
2
▴1.19
10.0/10
D. Ostapenkov vs F. Bax, Challenger - Istanbul 2, Turkiye, 11:00, Finished. Match winner odds: 2.4 for D. Ostapenkov, 1.58 for F. Bax. AI winner pick: F. Bax, odds 1.58, confidence 2.3 out of 10. This tip won. Predicted score: 4-6, 3-6. Best AI tip: U24.5, odds 1.61, confidence 6.1 out of 10. This tip lost.
D. Ostapenkov
(LL)
F. Bax
(2)
C. Bittoun vs D. Ostapenkov, Challenger - Istanbul 2, Turkiye, 12:25, Finished. Match winner odds: 2.55 for C. Bittoun, 1.52 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.52, confidence 3.4 out of 10. This tip won. Predicted score: 6-2, 3-6, 5-7. Best AI tip: O20.5, odds 1.65, confidence 5.3 out of 10. This tip won.
C. Bittoun
D. Ostapenkov
K. Matsuda vs D. Ostapenkov, Challenger - Istanbul 2, Turkiye, Qualifying, 12:45, Finished. Match winner odds: 2.08 for K. Matsuda, 1.73 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.73, confidence 2.8 out of 10. This tip lost. Predicted score: 6-2, 3-6, 5-7. Best AI tip: O21.5, odds 1.71, confidence 6.3 out of 10. This tip won.
K. Matsuda
(4)
D. Ostapenkov
(7)
Y. Dzhavakian vs D. Ostapenkov, Challenger - Istanbul 2, Turkiye, Qualifying, 15:05, Finished. Match winner odds: 3.35 for Y. Dzhavakian, 1.26 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.26, confidence 5.2 out of 10. This tip won. Predicted score: 2-6, 3-6. Best AI tip: D. Ostapenkov, odds 1.26, confidence 5.2 out of 10. This tip won.
Y. Dzhavakian
D. Ostapenkov
11:00
Finished
1100
D. Ostapenkov
(LL)
F. Bax
(2) 1
2
▴2.4
▾1.58
2
▾1.58
4636
U24.5
1.61
6.1/10
12:25
Finished
1225
C. Bittoun
D. Ostapenkov
1
2
2.55
1.52
2
1.52
623657
O20.5
1.65
5.3/10
12:45
Finished
1245
K. Matsuda
(4)
D. Ostapenkov
(7) 2
0
▴2.08
▾1.73
2
▾1.73
623657
O21.5
1.71
6.3/10
15:05
Finished
1505
Y. Dzhavakian
D. Ostapenkov
0
2
▾3.35
▴1.26
2
▴1.26
2636
2
▴1.26
5.2/10
D. Ostapenkov vs T. Torres, ITF Men - M25 Figueira da Foz, 13:09, Finished. Match winner odds: 2.27 for D. Ostapenkov, 1.58 for T. Torres. AI winner pick: T. Torres, odds 1.58, confidence 1.1 out of 10. This tip won. Predicted score: 3-6, 6-3, 3-6. Best AI tip: O21.5, odds 1.9, confidence 4.9 out of 10. This tip lost.
D. Ostapenkov
T. Torres
L. Maxted vs D. Ostapenkov, ITF Men - M25 Figueira da Foz, 16:08, Finished. Match winner odds: 1.65 for L. Maxted, 2.35 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 2.35, confidence 1.6 out of 10. This tip won. Predicted score: 4-6, 4-6. Best AI tip: U21.5, odds 1.85, confidence 1.8 out of 10. This tip won.
L. Maxted
D. Ostapenkov
R. Mehra vs D. Ostapenkov, ITF Men - M25 Figueira da Foz, 12:56, Finished. Match winner odds: 8 for R. Mehra, 1.07 for D. Ostapenkov. AI winner pick: D. Ostapenkov, odds 1.07, confidence 9.3 out of 10. This tip won. Predicted score: 2-6, 4-6. Best AI tip: D. Ostapenkov, odds 1.07, confidence 9.3 out of 10. This tip won.
R. Mehra
D. Ostapenkov
13:09
Finished
1309
D. Ostapenkov
T. Torres
0
2
▾2.27
▴1.58
2
▴1.58
366336
O21.5
▴1.9
4.9/10
16:08
Finished
1608
L. Maxted
D. Ostapenkov
0
2
1.65
▴2.35
2
▴2.35
4646
U21.5
▴1.85
1.8/10
12:56
Finished
1256
R. Mehra
D. Ostapenkov
0
2
▴8
▾1.07
2
▾1.07
2646
2
▾1.07
9.3/10
Record by surface
Hard
25-15
Clay
4-2
Overall
29-17
Our AI on this player
34 correct of 44
From the matches in our database
Most-played opponents
Quinn Vandecasteele
3 meetings
3-0
Ryuki Matsuda
2 meetings
2-0
Timo Legout
2 meetings
0-2
About Daniil Ostapenkov
Daniil Ostapenkov is a 23-year-old right-handed professional tennis player, currently ranked world No. 546. The serve is the vulnerable side, at 3.3 double faults per match and 69.8% of first-serve points won. Breaking is the real weapon here: 39.8% of break chances get taken. Across everything played, 60.4% of all points end up on this side of the net. The record is spread evenly across surfaces — Hard 25-15, Clay 4-2.
Results keep swinging: 3 up and 2 down across the last 5. The longest match we have on record ran to 33 games, against F. Bax. More of the matches we cover came at ITF Men M25 Figueira da Foz than anywhere else — 3 of them. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at Challenger Sioux Falls USA Qualifying.
Serve & Return
First Serve %
55.6%
1st Serve Won
68.5%
2nd Serve Won
47.1%
Aces / Match
3.7
Double Faults / Match
4.1
Break Pts Saved
59.2%
Break Pts Converted
36.5%
Return Pts Won
42.8%
Service Hold %
59%
Total Pts Won
51.3%
Records
Last 12 months
0
Titles
1
Finals
3
Semis or better
22
Events played
Tournament Results
ITF M25 Kutaisi Men
ITF
Final
ITF M15 Hurghada 2 Men
ITF
Semi-Finals
ITF M15 Kutaisi Men
ITF
Semi-Finals
ITF M15 Hurghada Men
ITF
Quarter-Finals
ITF M25 Figueira da Foz Men
ITF
Quarter-Finals
ITF M25 Porto Men
ITF
Quarter-Finals
Shymkent, Kazakhstan
Challenger
Quarter-Finals
Colombus, USA Men Singles
Challenger
Round of 16
Istanbul II, Turkey
Challenger
Round of 16
ITF M15 Monastir 5 Men
ITF
Round of 16
ITF M25 Monastir 36 Men
ITF
Round of 16
Wuning, China
Challenger
Round of 16
ITF M15 Monastir 6 Men
ITF
Round of 32
ITF M25 Maanshan Men
ITF
Round of 32
ITF M25 Monastir 35 Men
ITF
Round of 32
Wuning 2, China
Challenger
Round of 32
Tiburon, USA
Challenger
Qualifying
San Diego 2, USA,
Challenger
Qualifying
Astana, Kazakhstan
Challenger
Qualifying
Fort Worth, USA
Challenger
Qualifying
Shymkent II Kazakhstan
Challenger
Qualifying
Soma Bay, Egypt
Challenger
Qualifying
Deepest runs first, not by date
Season by season
2026so far
15–10
Won-lost
25
Matches
10–4
Tiebreaks
7.2
Aces / Match
4.2
Double Faults / Match
First Serve %
57.8%
1st Serve Won
69.5%
2nd Serve Won
52.7%
Break points won
40.5%
Break Pts Saved
55.6%
Season totals from the tour feed, singles only. The won-lost line is the tour's own count and can differ from the record under Predictions, which counts the matches we cover. A dash means the season holds nothing to measure that figure from.
Frequently asked questions
How accurate are the AI predictions for Daniil Ostapenkov?
+
Our model has graded 44 matches involving Daniil Ostapenkov and got 34 right — a hit rate of 77.3%. The 20 most recent are listed below, each with the pick we made and how it finished.
Who has Daniil Ostapenkov played most often?
+
Of the matches we cover, Daniil Ostapenkov has met Quinn Vandecasteele most often — 3 times, with a 3-0 record.