WTA Tour
Dayeon Back
#266
WTA World Ranking - 270 pts
Player Archetype
👑 The Complete Package
Elite across every dimension - dominant serve, elite return game, and the mental toughness to close out tight matches. These players impose their will regardless of surface or opponent style.
Elite serve & returnHigh BP conversionAll-surface dominanceClutch performer
Strong against
🏃 Pusher84%
⚙️ Grinder73%
Weak against
🎯 Baseliner47%
🏹 Frontrunner50%
Player Overview
Age
24
Career
218
Wins
100
Losses
68.6%
Win %
0
Titles
Win / Loss by Year
Career record broken down by surface
| Year | Summary | Clay | Hard | Grass |
|---|---|---|---|---|
| 2026 | 49/15 | 5/5 | 44/10 | - |
| 2025 | 28/16 | - | 24/14 | - |
| 2024 | 0/3 | - | 0/3 | - |
| 2023 | 3/1 | - | 3/1 | - |
| 2022 | 0/2 | - | 0/2 | - |
| 2021 | 0/1 | - | 0/1 | - |
| Career | 80/38 | 5/5 | 71/31 | - |
Serve & Return
Averages · Last 90 days (20 matches)
Serve
1st Serve In-
1st Serve Pts Won-
2nd Serve Pts Won-
Break Points Saved-
Aces / Match0.6
Double Faults / Match1.4
Avg 1st Serve-
Max Serve Speed-
Return
1st Return Pts Won-
2nd Return Pts Won-
Break Points Converted-
Rally
Winners / Match-
Unforced Errors / Match-
Net Pts Won %-
Total Pts Won %-
Prop Research
Career hit rates on common betting markets · 97 serve-stat matches
Dayeon Back has served 3+ aces in 11.5% of career matches and 5+ aces in 1%.
Ace Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 48% | 46/96 |
| 3 or more | 12% | 11/96 |
| 5 or more | 1% | 1/96 |
| 10 or more | 0% | 0/96 |
| 15 or more | 0% | 0/96 |
| 20 or more | 0% | 0/96 |
Double Fault Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 78% | 76/97 |
| 2 or more | 62% | 60/97 |
| 3 or more | 40% | 39/97 |
| 5 or more | 14% | 14/97 |
| 8 or more | 2% | 2/97 |
| 10 or more | 0% | 0/97 |
Total Sets
| Outcome | Hit rate | Matches |
|---|---|---|
| 2 Sets | 77% | 85/111 |
| 3 Sets | 23% | 26/111 |
Set Betting
| Outcome | Hit rate | Matches |
|---|---|---|
| 2-0 | 51% | 57/111 |
| 2-1 | 14% | 16/111 |
| 1-2 | 9% | 10/111 |
| 0-2 | 25% | 28/111 |
Match/Set Winner
| Outcome | Hit rate | Matches |
|---|---|---|
| 1st Set Winner | 62% | 70/113 |
| 2nd Set Winner | 66% | 74/113 |
| 3rd Set Winner | 62% | 16/26 |
Recent Matches
Last 10 results
FormLWLLL
| Date | Tournament | Round | Opponent | Surface | Score | Result |
|---|---|---|---|---|---|---|
| Aug 13, 2026 | W50 Hamburg | 2nd Round | Laima Vladson | Clay | 06 16 | L |
| Aug 12, 2026 | W50 Hamburg | 1st Round | Arina Gabriela Vasilescu | Clay | 63 61 | W |
| Aug 5, 2026 | W75 Leipzig | 1st Round | Julie Pastikova | Clay | 16 36 | L |
| Jul 29, 2026 | W75 Hechingen | 1st Round | Xinxin Yao | Clay | 26 26 | L |
| Jul 26, 2026 | W50 Horb | Final | Lea Nilsson | Clay | 67 26 | L |
| Jul 24, 2026 | W50 Horb | Quarterfinals | Loes Ebeling Koning | Clay | 63 64 | W |
| Jul 23, 2026 | W50 Horb | 2nd Round | Madelief Hageman | Clay | 61 64 | W |
| Jul 22, 2026 | W50 Horb | 1st Round | Oana Georgeta Simion | Clay | 63 63 | W |
| Jul 16, 2026 | W50 Darmstadt | 2nd Round | Alicia Herrero Linana | Clay | 36 67 | L |
| Jul 15, 2026 | W50 Darmstadt | 1st Round | Sandra Samir | Clay | 63 62 | W |
Dayeon Back FAQ
Dayeon Back is ranked #266 on the WTA tour with 270 ranking points.
Dayeon Back is from South Korea.
Dayeon Back is 24 years old.
Dayeon Back has a career win-loss record of 218-100 (69% win rate).
Dayeon Back's strongest surface by win rate is hard, with a 71-31 record (70%). Full career splits: hard 71-31 (70%) and clay 5-5 (50%).
Dayeon Back has won 5 of the last 10 completed matches (50%).