Sun-jung Baek
- Born
- May 27, 1992 (34 years old)
- Events
- Marathon · Half Marathon
Sun-jung Baek is a South Korea long-distance runner, born on May 27, 1992. She competes primarily in the 5000m, 10000m and Semi.
Her personal bests include 16:36.87 in the 5000m, 35:41.72 in the 10000m, 1:16:25 in the Semi, 2:36:27 in the Marathon and 35:00 in the 10Kilometr. She is currently active on the international athletics circuit, representing South Korea.
Personal best · Marathon2:36:27
2025 season best2:48:20Apr 6, 2025 · Gunsan
Personal best · Half Marathon1:16:25
Last competition106th National Sports Festival, Busan Asiad Stadium, BusanOct 19, 2025 · 2:48:22
As of Nov 7, 2026: Marathon 2:36:27, Half Marathon 1:16:25, 2025 season best 2:48:20 (Apr 6, 2025, Gunsan (KOR)) · Last competition: 106th National Sports Festival, Busan Asiad Stadium, Busan, Oct 19, 2025, 2:48:22 · 34 years old
Personal bests
WA points calculator →DisciplineResultAll-time
10KilometrJeonju 201035:00–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2025 | Marathon | 2:48:20 | – | Apr 6, 2025 | Gunsan Saemangeum Marathon |
| 2024 | 5000m | 18:03.07 | – | Jul 7, 2024 | 2024 Iksan National Athletics Meeting, Iksan |
| 2024 | 10000m | 38:06.31 | – | Jul 9, 2024 | 2024 Iksan National Athletics Meeting, Iksan |
| 2024 | Marathon | 2:53:35 | – | Oct 13, 2024 | 105th National Sports Festival, Gimhae Stadium, Gimhae |
| 2023 | Marathon | 2:47:27 | – | Oct 15, 2023 | 104th National Sports Festival, Mokpo |
| 2022 | Semi | 1:20:12 | – | Aug 21, 2022 | Korean Half Marathon Championships, Pyeongchang |
| 2022 | Marathon | 2:43:34 | – | Apr 3, 2022 | Daegu International Marathon |
| 2021 | 5000m | 17:27.47 | – | Jul 7, 2021 | Goseong (KOR) |