Stadium: Court 1 Round: 24 Ground: Hardcourt outdoor
| Baotou, Chine | 2019/08/27 08:50 | Nedelko, Ivan v Chun Hsin Tseng | 3-6,3-6 |
| Baotou, Chine | 2019/08/26 02:00 | Chung, Hong v Nedelko, Ivan | 2-6,3-6 |
| Challenger Meerbusch | 2019/08/12 10:35 | Satral, Jan v Nedelko, Ivan | 7-6,7-6 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/10 09:00 | Nedelko, Ivan v Podzus, Martins | 3-6,7-6,3-6 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/09 08:00 | Nedelko, Ivan v Matuszewski, Piotr | 7-6,7-5 |
| Koszalin, Singles Qualifying M-ITF-POL-02A | 2019/08/07 09:00 | Nedelko, Ivan v Daniel Paty | 6-3,6-4 |
| Sopot, Pologne | 2019/07/31 11:00 | Zopp, Jurgen v Nedelko, Ivan | 6-2,6-1 |
| Sopot, Pologne | 2019/07/30 08:00 | Nedelko, Ivan v Tyurnev, Evgeny | 6-3,6-2 |
| Baotou, Chine | 2019/08/29 02:00 | Nam, Ji Sung v Yan Bai | 3-6,6-4,5-7 |
| Baotou, Chine | 2019/08/27 05:40 | Nam, Ji Sung v Arjun Kadhe | 6-3,6-3 |
| Challenger Yokkaichi | 2019/08/09 04:30 | Sho Shimabukuro v Nam, Ji Sung | 6-7,6-3,6-2 |
| Challenger Yokkaichi | 2019/08/08 03:20 | Nam, Ji Sung v Hiroki Moriya | 6-2,5-7,7-6 |
| Challenger Yokkaichi | 2019/08/06 04:35 | Nam, Ji Sung v Jumpei Yamasaki | 6-3,6-2 |
| Chengdu, China | 2019/08/02 04:00 | Nam, Ji Sung v Chung, Hyeon | 6-7,6-1,3-6 |
| Chengdu, China | 2019/08/01 03:00 | Kelly, Dayne v Nam, Ji Sung | 6-7,3-6 |
| Chengdu, China | 2019/07/31 03:50 | Gong, Mao Xin v Nam, Ji Sung | 6-7,1-6 |