Song Min-kyu
Song Min-kyu is a South Korean tennis player.
Song has a career high ATP singles ranking of 587 achieved on 20 May 2019 and a career high ATP doubles ranking of 113, achieved on 2 March 2020. Song has won three Challenger doubles titles.
Song has represented South Korea at the Davis Cup, where he has a win-loss record of 0–3.
Challenger and Futures finals
Singles: 5 (3–2)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Hong Kong F3, Hong Kong | Futures | Hard |  Kento Takeuchi | 2–6, 1–4 ret. | |
| Win | 1–1 | Korea F7, Ansung | Futures | Clay |  Kim Cheong-eui | 6–3, 7–6 | |
| Win | 2–1 | Korea F3, Gimcheon | Futures | Hard | Son Ji-hoon | 6–3, 6–2 | |
| Win | 3–1 | Korea F6, Anseong | Futures | Clay | Shin San-hui | 4–6, 7–6, 6–2 | |
| Loss | 3–2 | Thailand F7, Nonthaburi | Futures | Hard |  Konstantin Kravchuk | 3–6, 3–6 |
Doubles: 25 (15–10)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | 2015 Busan Open – Doubles| | Busan, Korea, Rep. | Challenger | Hard | Nam Ji-sung |  Sanchai Ratiwatana Sonchat Ratiwatana | 6–7, 6–3, |
| Loss | 0–2 | Korea F1, Daegu | Futures | Hard | Nam Ji-sung | Hong Seong-chan Lee Hyung-taik | 3–6, 3–6 | |
| Win | 1–2 | Korea F2, Changwon | Futures | Hard | Nam Ji-sung | Choi Jae-won Kim Hyun-joon | 6–2, 5–7, | |
| Win | 2–2 | Korea F2, Sangju | Futures | Hard | Nam Ji-sung | Chung Yun-seong Lim Yong-kyu | 6–4, 6–4 | |
| Win | 3–2 | Korea F4, Gimcheon | Futures | Hard | Nam Ji-sung | Shintaro Imai Takuto Niki | 6–4, 6–4 | |
| Loss | 3–3 | Korea F5, Gimcheon | Futures | Hard | Nam Ji-sung | Kim Cheong-eui Noh Sang-woo | 6–7, 7–6, | |
| Win | 4–3 | Korea F8, Ansung | Futures | Clay | Nam Ji-sung | Katsuki Nagao Hiromasa Oku | 6–4, 6–4 | |
| Loss | 4–4 | Korea F3, Gimcheon | Futures | Hard | Seol Jae-min | Jeong Young-hoon Kim Hyun-joon | 7–5, 6–7, | |
| Loss | 4–5 | Korea F4, Daegu | Futures | Hard | Seol Jae-min | Lim Yong-kyu Noh Sang-woo | 3–6, 2–6 | |
| Win | 5–5 | Thailand F11, Hua Hin | Futures | Hard | Chung Hong |  Nicholas S. Hu Wishaya Trongcharoenchaikul | 6–4, 6–3 | |
| Win | 6–5 | Thailand F12, Hua Hin | Futures | Hard | Chung Hong |  Gao Xin Sun Fajing | 7–6, 3–6, | |
| Loss | 6–6 | Japan F3, Kōfu | Futures | Hard | Seol Jae-min | Hiroyasu Ehara Sho Katayama | 5–7, 6–7 | |
| Win | 7–6 | Kazakhstan F3, Shymkent | Futures | Clay | Seol Jae-min |  Timur Khabibulin Dzmitry Zhyrmont | 7–5, 6–3 | |
| Win | 8–6 | Vietnam F3, Thừa Thiên-Huế | Futures | Hard | Nam Ji-sung | Kittirat Kerdlaphee Palaphoom Kovapitukted | 6–1, 6–4 | |
| Win | 9–6 | China F9, Shenzhen | Futures | Hard | Nam Ji-sung | Gao Xin Wang Aoran | 3–6, 6–4, | |
| Win | 10–6 | China F10, Shenzhen | Futures | Hard | Nam Ji-sung |  Chen Ti Rubin Statham | 7–6, 6–2 | |
| Win | 11–6 | 2018 Gwangju Open – Doubles| | Gwangju, Korea, Rep. | Challenger | Hard | Nam Ji-sung |  Benjamin Lock Rubin Statham | 5–7, 6–3, |
| Win | 12–6 | Korea F6, Anseong | Futures | Clay | Lee Jea-moon | Chung Hong Noh Sang-woo | 6–2, 6–1 | |
| Win | 13–6 | Thailand F9, Nonthaburi | Futures | Hard | Pruchya Isaro | Chen Ti Sora Fukuda | 6–3, 4–6, | |
| Loss | 13–7 | 2019 Gwangju Open – Doubles| | Gwangju, Korea, Rep. | Challenger | Hard | Nam Ji-sung | Hsieh Cheng-peng Christopher Rungkat | 3–6, 6–3, |
| Loss | 13–8 | 2019 Chengdu Challenger – Doubles| | Chengdu, China, P.R. | Challenger | Hard | Nam Ji-sung |  Arjun Kadhe Saketh Myneni | 3–6, 6–0, |
| Win | 14–8 | 2019 Yokkaichi Challenger - Doubles| | Yokkaichi, Japan | Challenger | Hard | Nam Ji-sung | Gong Maoxin Zhang Ze | 6–3, 3–6, |
| Win | 15–8 | 2019 International Challenger Baotou - Doubles| | Baotou, China, P.R. | Challenger | Clay | Nam Ji-sung | Teymuraz Gabashvili Sasikumar Mukund | 7–6, 6–2 |
| Loss | 15–9 | 2019 Jinan International Open – Men's Doubles| | Jinan, China, P.R. | Challenger | Hard | Nam Ji-sung |  Matthew Ebden Divij Sharan | 6–7, 7–5, |
| Loss | 15–10 | 2019 Liuzhou Open – Men's Doubles| | Liuzhou, China, P.R. | Challenger | Hard | Nam Ji-sung |  Denis Istomin Mikhail Elgin | 6–3, 4–6, |