Dayeon Back
- Country
- South Korea
- Date of birth
- 2002-01-24
- Ranking WTA
- 261 · 293 points
- Live ranking
- 248 · 293 points
- Ranking WTA (doubles)
- 213 · 385 points
- Season 2026
- 1–1; doubles 1–1
Recent matches
| Date | Tournament | Round | Opponent | Score | Result |
|---|---|---|---|---|---|
| 2026-09-24 | Seoul | QF | Hao-Ching Chan / Fang-Hsien Wu (with Su Jeong Jang) | 1-6 2-6 | lost |
| 2026-09-23 | Seoul | R2 | Maya Joint | 2-6 1-6 | lost |
| 2026-09-23 | Seoul | R1 | Peangtarn Plipuech / Kimberley Zimmermann (with Su Jeong Jang) | 6-2 7-6(8) | won |
| 2026-09-21 | Seoul | R1 | Yue Yuan | 6-3 4-6 6-1 | won |
| 2025-09-18 | Seoul | R1 | Ulrikke Eikeri / Qianhui Tang (with Eunhye Lee) | 2-6 1-6 | lost |
| 2025-09-17 | Seoul | R1 | Beatriz Haddad Maia | 4-6 3-6 | lost |