Stadium: Court 22 Round: 62 Ground: Hardcourt outdoor
| Tavira, Singles M-ITF-POR-14A | 2023/10/11 08:30 | 페르난데즈 플로레스, 디에고 v 세키르지, 쿠제이 | 3-6,6-4,6-1 |
| Tavira, Singles M-ITF-POR-14A | 2023/10/10 10:20 | 세키르지, 쿠제이 v Oliveira, Francisco | 6-3,5-7,10-6 |
| Tavira, Singles M-ITF-POR-14A | 2023/10/09 11:30 | 세키르지, 쿠제이 v Simonsson, Fred | 6-3,6-4 |
| ITF M25 Zaragoza | 2023/10/05 13:00 | 질, 펠릭스 v 세키르지, 쿠제이 | 6-3,6-3 |
| ITF M25 Zaragoza | 2023/10/03 10:00 | 네델체브, 니콜라이 v 세키르지, 쿠제이 | 1-6,1-6 |
| ITF M25 Zaragoza | 2023/10/02 12:00 | 세키르지, 쿠제이 v Sam K Baumgartner | 6-1,4-6,11-9 |
| ITF M25 Zaragoza | 2023/10/01 15:00 | 세키르지, 쿠제이 v 로센스, 마르틴스 | 6-4,6-1 |
| ITF M25 Sabadell | 2023/09/26 07:55 | 두신, 루이스 v 세키르지, 쿠제이 | 7-6,6-4 |
| ITF M15 Kuala Lumpur | 2023/11/27 04:00 | Freek Van Donselaar v Thijmen Loof | 4-6,2-6 |
| ITF M15 Ipoh Perak | 2023/11/19 05:00 | Freek Van Donselaar v 수산토, 다비드 아궁 | 6-7,7-5,8-10 |
| Kuching, Singles Main, M-ITF-MAS-03A | 2023/11/13 03:00 | Freek Van Donselaar v Thijmen Loof | 6-7,4-6 |
| Hua Hin, Singles M-ITF-THA-07A | 2023/11/06 04:45 | Freek Van Donselaar v Matteo Lavizzari | 2-6,0-6 |
| ITF M25 Glasgow | 2023/10/22 09:00 | Freek Van Donselaar v James Beaven | 7-6,6-7,3-10 |
| ITF M25 Edgbaston | 2023/10/16 10:45 | 바스, 핀 v Freek Van Donselaar | 6-1,6-4 |
| ITF M25 Edgbaston | 2023/10/15 09:00 | Ioannis Stamatopoulos v Freek Van Donselaar | 1-6,7-6,5-10 |
| ITF M15 Buschhausen | 2023/09/10 11:00 | Ronetto Van Tilburg v Freek Van Donselaar | 6-4,6-3 |