Stadium: Pista 1 Round: 14 Ground: Hardcourt outdoor
| Challenger Braga | 2023/09/24 13:50 | Salvatore Caruso v Niki Kaliyanda Poonacha | 6-2,6-1 |
| Challenger Rennes | 2023/09/10 14:15 | Ben Jones v Niki Kaliyanda Poonacha | 6-2,6-7,6-3 |
| Challenger Istanbul | 2023/09/03 07:55 | Martin Damm v Niki Kaliyanda Poonacha | 7-5,7-6 |
| Challenger Praha | 2023/08/21 10:40 | Gabriel Debru v Niki Kaliyanda Poonacha | 6-1,6-0 |
| Challenger Praha | 2023/08/20 11:10 | Niki Kaliyanda Poonacha v Gabriele Piraino | 7-5,6-3 |
| Challenger Grodzisk Mazowiecki | 2023/08/14 10:50 | Niki Kaliyanda Poonacha v David Poljak | 3-6,2-6 |
| Challenger Grodzisk Mazowiecki | 2023/08/13 14:50 | Saba Purtseladze v Niki Kaliyanda Poonacha | 4-6,2-6 |
| Challenger Cordenons | 2023/08/06 10:05 | Alex Barrena v Niki Kaliyanda Poonacha | 6-3,7-6 |
| ITF M25 Madrid | 2023/09/13 09:15 | Jorge Plans v Alberto Barroso Campos | 7-6,6-1 |
| ITF M25 Idanha-A-Nova | 2023/09/04 08:00 | Goncalo Oliveira v Alberto Barroso Campos | 6-4,6-4 |
| ITF M25 Idanha-A-Nova | 2023/09/02 08:00 | Alberto Barroso Campos v Dan Added | 6-4,6-7,6-3 |
| ITF M25 Idanha-A-Nova | 2023/09/01 08:00 | Alberto Barroso Campos v Tiago Pereira | 7-6,7-6 |
| ITF M25 Idanha-A-Nova | 2023/08/31 09:30 | Alberto Barroso Campos v David Poljak | 6-3,6-2 |
| ITF M25 Idanha-A-Nova | 2023/08/30 09:20 | Alberto Barroso Campos v Pedro Araujo | 2-6,6-0,6-3 |
| ITF M25 Idanha-A-Nova | 2023/08/27 08:55 | Alberto Barroso Campos v Dan Added | 2-6,2-6 |
| ITF M25 Idanha-A-Nova | 2023/08/26 09:00 | Alberto Barroso Campos v Kacper Zuk | 6-3,6-2 |