Stadium: Court 3 Round: 24 Ground: Grass
| Challenger Guadalajara Qual | 2018/04/14 22:10 | Andrew Harris v Brydan Klein | 2-6,7-5,6-7 |
| Challenger Busan | 2019/05/12 03:55 | Ricardas Berankis v Andrew Harris | 7-6,6-2 |
| Challenger Busan | 2019/05/10 03:00 | Evgeny Donskoy v Andrew Harris | 4-6,6-7 |
| Challenger Busan | 2019/05/09 05:00 | Andrew Harris v Max Purcell | 6-4,4-6,6-2 |
| Challenger Busan | 2019/05/08 07:25 | Hiroki Moriya v Andrew Harris | 5-7,3-6 |
| Challenger Busan | 2019/05/07 02:00 | Stephane Robert v Andrew Harris | 4-6,2-6 |
| Challenger Seoul | 2019/04/30 02:00 | Andrew Harris v Saketh Myneni | 0-0 |
| Challenger Nanchang | 2019/04/26 03:00 | Nikola Milojevic v Andrew Harris | 6-2,4-6,6-0 |
| Challenger Nanchang | 2019/04/25 03:00 | Adam Pavlasek v Andrew Harris | 3-6,6-4,3-6 |
| Challenger Surbiton | 2019/06/03 10:00 | Brydan Klein v Andrew Watson | 6-3,2-6,5-7 |
| Challenger Jerusalem | 2019/05/20 11:05 | Sergey Fomin v Brydan Klein | 1-6,6-7 |
| Challenger Samarkand | 2019/05/13 05:00 | Viktor Durasovic v Brydan Klein | 6-4,3-6,6-3 |
| Challenger Rome | 2019/05/06 11:40 | Brydan Klein v Juan Pablo Ficovich | 2-6,2-6 |
| Challenger Taipei | 2019/04/10 03:45 | Lloyd Harris v Brydan Klein | 7-6,6-2 |
| Challenger Taipei | 2019/04/09 02:00 | Brydan Klein v Cheng-Peng Hsieh | 6-3,7-5 |
| Challenger Taipei | 2019/04/08 02:00 | Brydan Klein v Cheng-Peng Hsieh | 6-7,5-7 |
| ITF M25 Mildura | 2019/03/10 01:00 | Dayne Kelly v Brydan Klein | 6-1,4-6,6-4 |