Japan Masters Qual 11/14 02:00 4 Wan Ho Son v Nachakorn Pusri - Walkover
Korea Masters 11/08 09:15 5 Wan Ho Son v Kalle Koljonen L 0-2
Korea Masters Qual 11/07 03:10 - Wan Ho Son v Dong Keun Lee D Retired
Korea Masters Qual 11/07 01:00 4 Wan Ho Son v Yun Gyu Lee D Retired
Kaohsiung Masters 09/28 07:30 4 Wan Ho Son v Chia Hao Lee L 1-2
Kaohsiung Masters 09/27 07:25 5 Wan Ho Son v Chia Hung Lu W 2-0
Kaohsiung Masters 09/26 11:15 6 Wan Ho Son v Jing Hong Kok W 2-1
Vietnam Open 09/14 09:00 4 Saran Jamsri v Wan Ho Son L 2-1
Vietnam Open 09/13 08:20 5 Wan Ho Son v Joo Ven Soong W 2-1
Vietnam Open 09/12 16:00 6 Jacob Schueler v Son Wan Ho W 0-2
Korea Open 07/19 01:55 5 Jun Peng Zhao v Wan Ho Son L 2-1
Korea Open Qual 07/18 04:00 - Wan Ho Son v Dong Keun Lee W 2-1
Indonesia Masters 10/22 07:00 2 Wan Ho Son v Jun Hao Leong L 1-2
Indonesia Masters 10/21 07:40 3 Wan Ho Son v Hong Yang Weng W 2-0
Indonesia Masters 10/20 09:00 4 Krishna Adi Nugraha v Wan Ho Son W 1-2
Indonesia Masters 10/19 06:20 5 Sang Yong Park v Wan Ho Son W 0-2
Korea Masters 04/15 04:20 - Hyeok Jin Jeon v Wanho Son L 2-0
Korea Masters 04/14 05:20 - Victor Svendsen v Wanho Son W 0-2
Korea Masters 04/13 03:20 5 Wanho Son v Sang Yong Park W 2-0
Korea Open 04/08 02:20 3 Srikanth Kidambi v Wanho Son L 2-1
Korea Open 04/07 04:00 - Kantaphon Wangcharoen v Wanho Son W 0-2
Korea Open 04/06 01:20 5 Jia Heng Jason Teh v Wan Ho Son W 1-2
All England Open 03/11 21:10 5 Anders Antonsen v Wan Ho Son L 2-0
Asia Team Championships 02/14 09:00 - Wan Ho Son v June Wei Cheam L 1-2
Asia Team Championships 02/12 09:00 - Jonatan Christie v Wan Ho Son W 0-2
Thailand Masters 01/22 05:15 5 Wan Ho Son v Shi Feng Li L 0-2
Indonesia Masters 01/15 09:55 5 Wan Ho Son v Anders Antonsen L 0-2
Malaysia Masters 01/08 03:20 5 Wan Ho Son v Long Chen L 0-2
Syed Modi Int. 11/30 09:30 2 Tzu Wei Wang v Wan Ho Son L 2-0
Syed Modi Int. 11/29 11:15 3 Srikanth Kidambi v Wan Ho Son W 0-2

Wikipedia - Son Wan-ho

Son Wan-ho (Korean: 손완호; Korean pronunciation: [so.nwan.ɦo] or [son] [wan.ɦo]; born 17 May 1988) is a South Korean badminton player. He reached a career high as world number 1 in the men's singles in May 2017. He competed at the 2012 and 2016 Summer Olympics. He plays primarily defensively, and began playing badminton after a teacher suggested it to him in elementary school. He holds a bachelor's degree from Inha University in Incheon, South Korea. In 2017, he helped the Korean national team reach the final at the Sudirman Cup and won that tournament. He is married to compatriot women's singles player, Sung Ji-hyun.