| Kang Seo-kyung | |
| Residence: | Seoul, South Korea |
| Birth Date: | 29 January 1989 |
| Birth Place: | Daejeon, South Korea |
| Plays: | Right-handed (two-handed backhand) |
| Careerprizemoney: | $32,441 |
| Singlesrecord: | 113–79 |
| Singlestitles: | 1 ITF |
| Highestsinglesranking: | No. 560 (9 September 2013) |
| Doublesrecord: | 96–80 |
| Doublestitles: | 6 ITF |
| Highestdoublesranking: | No. 484 (31 October 2011) |
| Hangul: | 강서경 |
| Rr: | Gang Seogyeong |
| Mr: | Kang Sŏgyŏng |
Kang Seo-kyung is a South Korean former tennis player.
Kang has a career-high singles ranking of 560, achieved on 9 September 2013. She also has a career-high WTA doubles ranking of 484, reached on 31 October 2011.
Kang made her WTA Tour doubles main-draw debut at the 2014 Korea Open partnering Hong Seung-yeon.
| $50,000 tournaments | |
| $25,000 tournaments | |
| $15,000 tournaments | |
| $10,000 tournaments |
| Outcome | No. | Date | Tournament | Surface | Opponent | Score | |
|---|---|---|---|---|---|---|---|
| Winner | 1. | 18 May 2009 | ITF Mumbai, India | Hard |  He Chunyan | 6–1, 6–0 | |
| Runner-up | 1. | 25 October 2010 | ITF Yeongwol, South Korea | Hard |  Kim Ji-young | 6–7(1), 3–6 |
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Runner-up | 1. | 2 November 2009 | ITF Kuching, Malaysia | Hard | Han Sung-hee | Lavinia Tananta Romana Tedjakusuma | 2–6, 5–7 | |
| Runner-up | 2. | 25 October 2010 | ITF Yeongwol, South Korea | Hard | Lee Hye-min | Ham Mi-rae Jeong Yoon-young | 3–6, 6–2, [4–10] | |
| Winner | 1. | 17 October 2011 | ITF Seoul, South Korea | Hard | Kim Na-ri | Kim Ji-young Yoo Mi | 5–7, 6–1, [10–7] | |
| Winner | 2. | 31 March 2013 | ITF Nishitama, Japan | Hard | Han Na-lae |  Makoto Ninomiya Eri Hozumi | 6–4, 6–7(4), [10–6] | |
| Winner | 3. | 23 June 2013 | ITF Gimcheon, South Korea | Hard | Kim Ji-young | Jang Su-jeong Riko Sawayanagi | 7–5, 6–1 | |
| Runner-up | 3. | 25 August 2013 | ITF Yeongwol, South Korea | Hard | Kim Ji-young | Kim Sun-jung Yu Min-hwa | 1–6, 5–7 | |
| Runner-up | 4. | 16 December 2013 | ITF Hong Kong | Hard | Choi Ji-hee Akari Inoue | 6–4, 1–6, [7–10] | ||
| Runner-up | 5. | 25 August 2014 | ITF Yeongwol, South Korea | Hard | Hong Seung-yeon | Kim Na-ri Lee Hye-min | 6–4, 4–6, [9–11] | |
| Runner-up | 6. | 27 December 2014 | ITF Hong Kong | Hard | Hong Seung-yeon | Yang Zhaoxuan Ye Qiuyu | 4–6, 3–6 | |
| Runner-up | 7. | 18 May 2015 | ITF Seoul, South Korea | Hard | Hong Seung-yeon | 2–6, 1–6 | ||
| Runner-up | 8. | 15 July 2016 | ITF Gimcheon, South Korea | Hard | Hong Seung-yeon | 2–6, 5–7 | ||
| Winner | 4. | 12 May 2017 | ITF Changwon, South Korea | Hard | Hong Seung-yeon | Kim Na-ri Choi Ji-hee | 6–4, 6–3 | |
| Winner | 5. | 3 June 2017 | ITF Sangju, South Korea | Hard | Choi Ji-hee | Kim Da-bin Lee So-ra | 7–6(3), 6–3 | |
| Winner | 6. | 17 June 2017 | ITF Gimcheon, South Korea | Hard | Choi Ji-hee | Kim Da-bin Lee So-ra | 6–4, 6–2 | |
| Runner-up | 9. | 3 September 2017 | ITF Yeongwol, South Korea | Hard | Choi Ji-hee | Kim Na-ri Lee Pei-chi | 2–6, 2–6 |