DB
🇰🇷
Da-hyun Byun
KOR
Class of 2026 · Born Daejeon, KOR · Nov 10 ·
NRUnrated
STR
34.0
current (projection)
Rankings
| Recruiting board (consensus) | #993 |
| International | #350 |
| Ranking points (49 pts · 23 events) | #971 |
| STR | 34.0 |
| Junior STR (singles) | 33.9 |
| Doubles STR (results-based) | 35.1 |
Junior Badges
NATIONTop 10
Junior Results
DATETOURNAMENT
LEVELRESULT
Wk 1
Turin Cup
State
Semifinalist
Wk 3
Ibiúna Championships
National
R32
Wk 4
Campinas Classic
National
R32
Wk 6
Ludhiana Challenger
Developmental
R32
Wk 7
Chengdu Open
Developmental
R32
Wk 9
Dallas Cup
Developmental
R32
Wk 10
Bonn Open
Developmental
R32
Wk 12
Sydney Classic
State
R32
Wk 13
Frankfurt Cup
State
R32
Wk 15
Canberra Open
State
R32
Wk 17
Southampton Invitational
State
Quarterfinalist
Wk 18
Karlovac Open
State
R32
Wk 20
Niš Invitational
State
R16
Wk 21
Adelaide Invitational
State
R32
Wk 23
Dallas Open
State
R32
Wk 24
Winnipeg Cup
State
R16
Wk 26
San Diego Open
State
R32
Wk 28
Tokyo Cup
State
R16
Wk 29
Borgerhout Classic
State
R32
Wk 31
Gold Coast Classic
State
R32
Wk 32
Wuxi Invitational
State
Semifinalist
Wk 34
Edmonton Open
State
Quarterfinalist
Wk 35
Cologne Cup
State
R32
Junior Doubles
DATETOURNAMENT
LEVELPARTNERRESULT
Wk 12
Sydney Classic
State
Oakley Hartley
Semifinalist
Wk 18
Karlovac Open
State
Yulia Bukhanko
Finalist
Junior Match Record
DATETOURNAMENT
W/LOPPONENTSCORE
Wk 1
Turin Cup Round of 32
W
Eliza Ricketts
7-5 4-6 10-5
Wk 1
Turin Cup Round of 16
W
Madhuri Ramcharran
6-7 6-3 10-8
Wk 1
Turin Cup Quarterfinals
W
Grace Mahony
7-5 4-6 10-6
Wk 1
Turin Cup Semifinals
L
Polina Kleybanova
3-6 7-5 5-10
Wk 3
Ibiúna Championships Round of 32
L
Gwendolyn Czauz
1-6 1-6
Wk 4
Campinas Classic Round of 32
L
Anna Kaltsidou
0-6 0-6
Wk 6
Ludhiana Challenger Round of 32
L
Cayla McKay
1-6 0-6
Wk 7
Chengdu Open Round of 32
L
Jess Klimková
1-6 0-6
Wk 9
Dallas Cup Round of 32
L
Jenny Bradley
1-6 1-6
Wk 10
Bonn Open Round of 32
L
Rebecca Kings
3-6 1-6
Wk 12
Sydney Classic Round of 32
L
Diana Rossi
2-6 1-6
Wk 13
Frankfurt Cup Round of 32
L
Jessica Leighton
3-6 2-6
Wk 15
Canberra Open Round of 32
L
Kaliyah Cisse
3-6 4-6
Wk 17
Southampton Invitational Round of 32
W
Alayna Kosta
6-2 6-1
Wk 17
Southampton Invitational Round of 16
W
Hayley Sandercock
4-6 6-4 10-6
Wk 17
Southampton Invitational Quarterfinals
L
Kaliyah Cisse
4-6 0-6
Wk 18
Karlovac Open Round of 32
L
Jenn Roten
3-6 4-6
Wk 20
Niš Invitational Round of 32
W
Hallie DeBose
7-6 3-6 10-3
Wk 20
Niš Invitational Round of 16
L
Lucy Andrews
6-4 5-7 7-10
Wk 21
Adelaide Invitational Round of 32
L
Sacha Stewart
5-7 4-6
Wk 23
Dallas Open Round of 32
L
Nástia Daka
2-6 3-6
Wk 24
Winnipeg Cup Round of 32
W
Cara Rimes
5-7 6-3 10-5
Wk 24
Winnipeg Cup Round of 16
L
Julia Moloney
5-7 3-6
Wk 26
San Diego Open Round of 32
L
Konstantina Oikonomou
5-7 4-6
Wk 28
Tokyo Cup Round of 32
W
Janet Sauerbrunn
7-6 3-6 10-7
Wk 28
Tokyo Cup Round of 16
L
Alayna Kosta
6-2 5-7 7-10
Wk 29
Borgerhout Classic Round of 32
L
Cheyenne Longo
4-6 6-4 7-10
Wk 31
Gold Coast Classic Round of 32
L
Janet Sauerbrunn
3-6 6-7
Wk 32
Wuxi Invitational Round of 16
W
Skylar Nunoo
6-4 6-4
Wk 32
Wuxi Invitational Quarterfinals
W
Rayni Sears
7-5 6-3
Wk 32
Wuxi Invitational Semifinals
L
Stacy Lappin
4-6 1-6
Wk 34
Edmonton Open Round of 32
W
Germana Balotelli
6-7 7-6 10-6
Wk 34
Edmonton Open Round of 16
W
Meredith Bowles
6-3 6-2
Wk 34
Edmonton Open Quarterfinals
L
Malaya Welch
4-6 7-6 8-10
Wk 35
Cologne Cup Round of 32
L
Alana Katoa
2-6 3-6
Dreamsheet
Stanford
Virginia
North Carolina
Scouting
| Shared service (consensus) | 34.0 |
| Your department | 44.9 |
| 4-year projection | 35.8 |
Ranking History
| DATE | GLOBAL | NATION | STR |
| Early 2026 | #309 | #8 | 33.6 |
| Mid 2026 | #300 | #8 | 34.1 |
| Late 2026 | #306 | #8 | 33.9 |
| Final 2026 | #311 | #9 | 33.7 |
Attributes
| Serve Power | 27 | |
| Serve Accuracy | 21 | |
| Return | 20 | |
| Forehand | 30 | |
| Backhand | 30 | |
| Consistency | 24 | |
| Net Play | 24 | |
| Speed | 28 | |
| Stamina | 28 | |
| Composure | 29 | |
| Clutch | 28 |
Recruiting
| Intended major | French |
| Junior tier | Local Competitive |
| Origin | International |
| Commitment | Uncommitted |