Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF M15 Nakhon Si Thammarat | 2023/08/24 02:00 | Mitsuki Wei Kang Leong v Grigoriy Lomakin | 6-7,3-6 |
| ITF M15 Nakhon Si Thammarat | 2023/08/22 02:00 | Yuta Kawahashi v Mitsuki Wei Kang Leong | 1-6,4-6 |
| ITF M25 Jakarta | 2023/08/15 02:30 | Mitsuki Wei Kang Leong v Moerani Bouzige | 2-6,6-4,4-6 |
| ITF M25 Jakarta | 2023/08/10 05:10 | Mitsuki Wei Kang Leong v Arthur Weber | 3-6,2-6 |
| ITF M25 Jakarta | 2023/08/09 05:30 | Markos Kalovelonis v Mitsuki Wei Kang Leong | 3-6,4-6 |
| Davis Cup | 2023/07/29 06:05 | Chathurya Nilaweera v Mitsuki Wei Kang Leong | 6-7,0-6 |
| Davis Cup | 2023/07/28 05:45 | Mitsuki Wei Kang Leong v Timothy Tep | 6-3,6-1 |
| Davis Cup | 2023/07/27 06:10 | Karam Hatamleh v Mitsuki Wei Kang Leong | 1-6,4-6 |
| ITF M15 Eindhoven | 2023/07/30 12:00 | Jack Loge v Thijmen Loof | 6-2,3-6,10-5 |
| ITF M25 Nottingham | 2023/07/09 10:00 | Thijmen Loof v Michael Shaw | 5-7,2-6 |
| ITF M25 The Hague | 2023/07/02 10:30 | Kyvan Rietkerk v Thijmen Loof | 6-3,3-6,10-6 |
| ITF M15 Alkmaar | 2023/06/26 12:00 | Roland Stuurman v Thijmen Loof | 6-2,6-4 |
| ITF M15 Alkmaar | 2023/06/25 10:00 | Jacco Arends v Thijmen Loof | 1-6,2-6 |
| ATP Hertogenbosch | 2023/06/10 09:00 | Thijmen Loof v Jesper De Jong | 3-6,1-6 |
| ITF M25 Jablonec Nad Nisou | 2023/05/30 07:55 | Thijmen Loof v Ondrej Horak | 6-7,3-6 |
| ITF M25 Jablonec Nad Nisou | 2023/05/29 10:30 | Thijmen Loof v Piotr Grynkowski | 7-6,7-5 |