ITFHardW100 Incheon2026-11-04 02:00

Dayeon Back v Berfu Cengiz

The market

No published price yet

Percentages are the implied chance of winning with the bookmaker's margin removed.

Recent form

D. BackLWLWL

B. CengizLLWLW

Last five completed matches, most recent first.

Head to head

First career meetingNo previous matches between these two on record.

This season & this event

D. Back

B. Cengiz

45-18

32-11

Did not play

2026 record

2026 on hard

Here in 2025

Here in 2024

23-20

7-6

Did not play

Ranking points fall off a year after they are earned, so a player who went deep here last year must match it or drop in the rankings. That shapes effort in a way the price does not always show.

No previous edition of this event found in the feed.

The players

Dayeon Back

South Korea

Berfu Cengiz

Turkey

332

South Korea

18–7

13–7

—

Ranking

Age

Country

2026 W/L

Titles

Hard

Clay

Grass

225

Turkey

21–16

5–1

14–15

—

Ranking, record and surface splits are for the most recent season on file. Height, weight and handedness are not published by our data provider.

D. Back — last 10

With the pre-match price we recorded at the time.

Date	Event	Surface	Opponent	Their price	Market	Result
2026-10-29	W35 Sydney 2 (Australia)	—	B. Thompson	1.11	86%	LOST
Games in each set6-4 3-6 1-6 BackThompsonPoints won45%55%Serve points won46%56%Return points won44%54%Games held6 of 139 of 13Break points saved14 of 2111 of 15
2026-10-28	W35 Sydney 2 (Australia)	—	E. Tse	—	—	WON
Games in each set6-1 6-2 BackTsePoints won60%40%Serve points won58%38%Return points won62%42%Games held6 of 81 of 7Break points saved3 of 52 of 8
2026-09-23	Seoul	Hard	M. Joint	5.30	82%	LOST
Games in each set2-6 1-6 BackJointPoints won36%64%Serve points won40%67%Return points won33%60%Games held2 of 77 of 8Break points saved0 of 50 of 1Aces01Double faults22
2026-09-21	Seoul	Hard	Y. Yuan	4.38	78%	WON
Games in each set6-3 4-6 6-1 BackYuanPoints won53%47%Serve points won57%51%Return points won49%43%Games held9 of 136 of 13Break points saved8 of 129 of 16Aces00Double faults03
2026-09-09	W50 Guiyang	Hard	V. Morvayova	1.57	61%	LOST
Games in each set3-6 3-6 BackMorvayovaPoints won45%55%Serve points won54%66%Return points won34%46%Games held5 of 98 of 9Break points saved3 of 70 of 1
2026-09-01	W75 Tianjin (China)	Hard	M. Yamaguchi	1.44	66%	LOST
Games in each set2-6 1-6 BackYamaguchiPoints won37%63%Serve points won44%70%Return points won30%56%Games held2 of 78 of 9Break points saved0 of 54 of 5
2026-08-13	W50 Hamburg (Germany)	Clay	L. Vladson	1.85	52%	LOST
Games in each set0-6 1-6 BackVladsonPoints won31%69%Serve points won38%76%Return points won24%62%Games held1 of 67 of 7Break points saved5 of 102 of 2
2026-08-12	W50 Hamburg (Germany)	Clay	A. Vasilescu	1.20	80%	WON
Games in each set6-3 6-1 BackVasilescuPoints won57%43%Serve points won53%39%Return points won61%47%Games held5 of 81 of 8Break points saved11 of 134 of 11
2026-08-05	W75 Leipzig (Germany)	Clay	J. Pastikova	1.79	53%	LOST
Games in each set1-6 3-6
2026-07-29	W75 Hechingen	Clay	X. Yao	—	—	LOST
Games in each set2-6 2-6

B. Cengiz — last 10

With the pre-match price we recorded at the time.

Date	Event	Surface	Opponent	Score	Their price	Market	Result
2026-10-27	W50 Istanbul (Turkey)	—	L. Gjorcheska		1.39	69%	LOST
Games in each set6-3 6-7 4-6 CengizGjorcheskaPoints won50%50%Serve points won60%60%Return points won40%40%Games held11 of 1611 of 16Break points saved1 of 63 of 8
2026-10-22	W50 Cherbourg-en-Cotentin	Hard	M. Bolkvadze		1.93	51%	LOST
Games in each set6-4 4-6 0-6 CengizBolkvadzePoints won47%53%Serve points won52%57%Return points won43%48%Games held6 of 139 of 13Break points saved7 of 148 of 12
2026-10-21	W50 Cherbourg-en-Cotentin	Hard	D. Martynov		1.19	80%	WON
Games in each set6-4 6-4 CengizMartynovPoints won53%47%Serve points won66%57%Return points won43%34%Games held8 of 106 of 10Break points saved2 of 45 of 9
2026-10-14	W35 Birmingham 2 (United Kingdom)	Hard	J. Burrage		2.54	62%	LOST
Games in each set4-6 6-7 CengizBurragePoints won50%50%Serve points won60%59%Return points won41%40%Games held8 of 1110 of 12Break points saved2 of 52 of 4
2026-10-13	W35 Birmingham 2 (United Kingdom)	Hard	A. Burguete Beltran		1.02	96%	WON
Games in each set6-4 6-4 CengizBeltranPoints won55%45%Serve points won61%53%Return points won47%39%Games held7 of 105 of 11Break points saved0 of 31 of 6
2026-09-29	Adana (Turkey) - Qualification	Hard	T. Kostovic	RET	2.78	66%	LOST
Games in each set1-6 CengizKostovicPoints won37%63%Serve points won49%84%Return points won16%51%Games held1 of 34 of 4Break points saved5 of 70 of 0Aces00Double faults50
2026-09-27	Ankara (Turkey) - Qualification	Hard	T. Kostovic		2.98	69%	WON
Games in each set2-6 6-4 7-5 CengizKostovicPoints won48%52%Serve points won55%59%Return points won41%45%Games held9 of 159 of 15Break points saved2 of 86 of 12Aces16Double faults43
2026-09-26	Ankara (Turkey) - Qualification	Hard	D. Dilek		1.49	65%	WON
Games in each set6-1 6-1 CengizDilekPoints won70%30%Serve points won85%41%Return points won59%15%Games held7 of 72 of 7Break points saved0 of 03 of 8Aces41Double faults14
2026-09-25	Ankara (Turkey) - Qualification	Hard	H. Shi		—	—	WON
Games in each set6-3 6-4 CengizShiPoints won57%43%Serve points won58%45%Return points won55%42%Games held6 of 94 of 10Break points saved4 of 70 of 6
2026-09-23	Ankara (Turkey) - Qualification	Hard	A. Mert		1.30	74%	WON
Games in each set7-6 6-2 CengizMertPoints won56%44%Serve points won60%48%Return points won52%40%Games held7 of 105 of 10Break points saved6 of 93 of 8Aces14Double faults26

Also at this event

Bai v Werner Jeong v Ma Kim v Lee Naito v Saito Ren v Ku Shi v Hosogi