Stadium: Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M25 Setubal | 2023/09/21 12:30 | Aidan Mchugh v Tiago Pereira | 6-3,6-3 |
| ITF M25 Setubal | 2023/09/20 09:00 | Afonso Portugal v Tiago Pereira | 0-6,2-6 |
| ITF M25 Sintra | 2023/09/15 10:50 | Goncalo Oliveira v Tiago Pereira | 6-4,3-6,6-2 |
| ITF M25 Sintra | 2023/09/14 11:20 | Michele Ribecai v Tiago Pereira | 3-6,2-6 |
| ITF M25 Sintra | 2023/09/13 10:30 | Tiago Pereira v Martyn Pawelski | 7-6,6-2 |
| ITF M25 Sintra | 2023/09/07 11:50 | Tiago Pereira v Henrique Rocha | 6-7,6-2,3-6 |
| ITF M25 Sintra | 2023/09/06 16:35 | Tiago Pereira v Guillaume Dalmasso | 6-4,6-3 |
| ITF M25 Idanha-A-Nova | 2023/09/01 08:00 | Alberto Barroso Campos v Tiago Pereira | 7-6,7-6 |
| ITF M25 Champaign | 2023/09/11 15:00 | Filip Apltauer v Maxwell McKennon | 5-7,0-6 |
| UTR Pro Knoxville | 2023/09/02 14:30 | Nicolas Cortes Campos v Filip Apltauer | 3-6,0-1 |
| UTR Pro Knoxville | 2023/09/01 22:47 | Jibril Nettles v Filip Apltauer | 4-6,3-6 |
| UTR Pro Knoxville | 2023/08/31 19:30 | Sabi Roi v Filip Apltauer | 4-6,1-5 |
| UTR Pro Knoxville | 2023/08/30 19:06 | Carter Pate v Filip Apltauer | 6-7,1-6 |
| UTR Pro Knoxville | 2023/08/28 18:33 | Tomas Luis v Filip Apltauer | 6-7,4-6 |
| UTR Pro Knoxville | 2023/08/27 17:00 | Filip Apltauer v Donald Young | 6-7,4-6 |
| ITF M15 Frankfurt Am Main | 2023/08/07 13:00 | Facundo Yunis v Filip Apltauer | 6-1,6-2 |