Sunam Jeong vs Dayeon Back Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Wojtek Kolan

Published on 21 May at 04:34 AM UTC

HEAD TO HEAD

S. Jeong vs D. Back

Sunam Jeong
Sunam Jeong

Flag KOR KOR

l
l
w
w
w
l
w
w
l
w
Dayeon Back
Dayeon Back

Flag KOR KOR

w
w
w
w
w
l
w
l
l
l

2

Win

5

Played

3

Win

29
Age
23
-
Height
-
808
C. Rank
302
357
Best Rank
293
0
Total Titles
0
0
Ytd Titles
0
$0
Career Money
$4.2K
-
Plays
-

Head-To-Head: Jeong 2 - 3 Back

They have played 11 sets in total, with Sunam Jeong winning 5 and Dayeon Back winning 6. The last match between Dayeon Back and Sunam Jeong was at the W35 Andong, 21-05-2025, Round: R1, Surface: Hard, with Dayeon Back getting the victory 6-3 6-1.

PlayersHead To Head Match Wins
Jeong2
Back3
Last H2H Matches:

(R1W35 Andong(05-21-25)

Hard
KOR Flag
Dayeon Back
6
6
KOR Flag
Sunam Jeong
3
1

(QFW15 Yeongwol(10-04-24)

Hard
KOR Flag
Dayeon Back
6
3
6
KOR Flag
Sunam Jeong
2
6
2

(SFW15 Yeongwol(09-09-23)

Hard
KOR Flag
Dayeon Back
6
4
KOR Flag
Sunam Jeong
1
1

S. Jeong vs D. Back H2H Profile

Stats
$0Career Prize Money$4,220
63.29% (150-87)Career Total W/L68.71% (191-87)
2Hard3
7Titles9
2Total H2H Matches3
0% (0-0)YTD Win/Loss50.00% (3-3)

S. Jeong vs D. Back Match Preview

  • Back has shown superior performance on the second serve recently, winning 39.28% of points, compared to Jeong's 21.74%. Could this be crucial in determining the upcoming match's outcome? Yes, it's a significant indicator of match success.
  • In return games, Back has a clear advantage, capturing 52.62% of their opponent's second serve points, while Jeong lags behind at 18.75%.
  • Jeong outperforms Back slightly on first serve returns, winning 40.54% of points to Back's 35.42%, which could be vital in close sets.
  • Under pressure, Back excels in breakpoint scenarios, saving 49.28% compared to Jeong's 37.5%, indicating strong in-match resilience.
  • Over the last year, Back has won 70% of matches while Jeong has achieved 54.55%, illustrating Back's recent dominance in match wins.
  • Both players have their best career surface win percentage on Hard courts, with Back at 69% and Jeong at 64%, suggesting potentially close competition on this surface.
  • In competition levels, Back and Jeong have similar success at Challengers/ITF tournaments > $10K, winning 67.35% and 66.67% of matches, respectively.
  • Direct head-to-head history is even, with both players having won two matches each, but Back won their most recent encounter on Hard court.
  • Under high-pressure scenarios, such as a deciding set, Back has demonstrated superiority, winning 71% of such sets, unlike Jeong, who has had no wins.
  • Back converts breakpoints at a significantly higher rate than Jeong at 34.63% versus 12.5%, a crucial advantage during pivotal match moments.

Editorial Prediction (May 21, 2025, UTC):

As we evaluate the upcoming match, Back holds distinct advantages in several key statistical areas. Their strong second serve performance, superior return game strategy, and consistent success under pressure highlight Back's strategic edge.

Although Jeong shows a slight edge in first serve return effectiveness, Back's ability to convert breakpoints provides an edge in critical match situations. The overall performance over the last year strengthens Back's case as the favorite, coupled with a recent victory over Jeong on a similar surface.

Given their higher success rate in deciding sets and breakpoint scenarios, Back is poised to leverage these strengths for a likely victory in this matchup.

Considering these factors, Dayeon Back is expected to emerge victorious in their upcoming tennis match against Jeong.

Sunam Jeong vs Dayeon Back Editorial Preview By TennisTipster88.

S. Jeong vs D. Back H2H Stats Used In Our Predictions

Stats
2H2H Matches Won3
5Sets Won6
41Games Won49
0Aces (Total)2
11Total Double Faults11
1:41:34Avg. Match Time1:41:34
71% (200/281)1st Serve %66% (224/339)
54% (108/200)1st Serve Win %57% (128/224)
36% (29/81)2nd Serve Win %46% (53/115)
37% (17/46)Break Pts Won %56% (22/39)
47% (158/339)Return Pts Won %51% (144/281)
40% (2/5)Best‑of‑3 Win %60% (3/5)
0% (0/1)Deciding Set Win %100% (1/1)
100% (2/2)1st Set Won → Match Won100% (3/3)
0% (0/2)1st Set Won → Match Lost0% (0/3)
0% (0/3)1st Set Lost → Match Won0% (0/2)

Recent Performance Stats

2nd Serve Win %: Jeong 59%, Back 43%.
Opp 2nd Serve Pts Won: Jeong 69%, Back 59%.
Break Points Saved %: Jeong 63%, Back 54%.

S. Jeong Recent Matches Played

OPPONENTRESULTSCOREH2H
HardW15 Yeongwol - 08-09-2025

R2

KORD. Kim
L
w/o

R1

RUSE. Nepliy
W
6-1 6-1
HardW15 Daegu - 26-05-2025

Q2

KORS. Hyeon
W
6-1 7-5

Q3

KORJ. Shin
L
6-3 2-6 8-5 ret.

Q1

N/AU. Player
W
6-0 6-1

D. Back Recent Matches Played

OPPONENTRESULTSCOREH2H
HardW100 Incheon - 22-09-2025

R1

JPNM. Kobori
L
6-0 3-6 6-3
HardKorea Open - Seoul - 15-09-2025

R1

BRAB. Haddad
L
6-4 6-3
HardW35 Nakhon Pathom - 01-09-2025

R2

JPNM. Kuramochi
L
6-7(2) 6-3 7-6(7)

R1

THAP. Cheapchadej
W
5-7 6-0 6-0
HardW35 Nakhon Pathom - 25-08-2025

R2

CHNF. Tian
L
6-0 6-1
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S. Jeong vs D. Back Stats Breakdown Vs All H2H Opponents

Stats
63.29% (150/87)YTD Win/Loss68.71% (191/87)
61.52% (331/207)Sets Win/Loss65.02% (409/220)
55.79% (2673/2118)Games Win/Loss57.41% (3157/2342)
64.19% (147/82)Hard Win/Loss69.44% (175/77)
0% (0/0)Clay Win/Loss61.54% (8/5)
37.50% (3/5)Indoor Hard W/L61.54% (8/5)
0.06Aces Per Game0.05
142Aces Total136
0.14Double Faults Per Game0.15
334Total Double Faults398
1:8:27Average Match Time1:30:20
555.05Average Opponent Rank463.97
65% (6498/10045)1st Serve %69% (10705/15619)
58% (3766/6498)1st Serve Win %60% (6413/10705)
49% (1736/3547)2nd Serve Win %46% (2253/4914)
52% (733/1401)Break Points Won % (Total)50% (1151/2283)
50% (4890/9825)Return Points Win %50% (7815/15568)
40.00% (2/3)Cups W/L62.50% (5/3)
0.00% (0/2)Main Tour W/L42.86% (3/4)
58.10% (61/44)Challenger W/L63.25% (74/43)
69.60% (87/38)Futures W/L74.66% (109/37)
63% (146/230)Best of 3 Sets Win %68% (186/272)
50% (2/4)Best of 5 Sets Win %0% (0/0)
50% (17/34)Tiebreaks Win % (Total)53% (28/53)
48% (30/62)Deciding Set Win %59% (46/78)
87% (152/132)1st Set Won, Won Match88% (178/157)
13% (152/20)1st Set Won, Lost Match12% (178/21)
20% (85/17)1st Set Lost, Won Match33% (100/33)

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