Stadium: Pista Central Round: 26 Ground: Hardcourt outdoor
| ITF M15 Castelo Branco MD | 2021/07/27 18:05 | Coelho F / Rodrigues P G v David Marrero/Mulye | 6-2,6-3 |
| ITF M25 Idanha-A-Nova MD | 2021/07/20 15:35 | Klier Junior/Joao Lucas Reis da Silva v David Marrero/Mulye | 6-4,6-4 |
| ITF M25 Idanha-A-Nova MD | 2021/07/14 16:40 | Araujo P / Coelho F v David Marrero/Mulye | 6-3,6-4 |
| ITF M15 Santo Domingo MD | 2020/12/08 19:00 | David Marrero/Mulye v Bertran/Vance | 6-4,1-6,3-10 |
| ITF M15 Santo Domingo MD | 2020/12/02 18:30 | David Marrero/Mulye v Butsch J / Stalder R | 2-6,3-6 |
| Loule, Doubles M-ITF-POR-03A | 2020/03/11 15:50 | Roncalli S / Sorrentino L v David Marrero/Mulye | 6-0,7-5 |
| Faro, Doubles M-ITF-POR-02A | 2020/03/04 14:15 | Dembek M / Falcao G v David Marrero/Mulye | 4-6,6-4,10-5 |
| Vale Do Lobo, Doubles M-ITF-POR-01A | 2020/02/26 17:05 | Bonadio R / Bortolotti M v David Marrero/Mulye | 6-1,6-0 |
| Challenger - Tallahassee - Doubles Hommes | 2021/04/21 16:00 | Popko/Yevseyev v Pasha N / Schnur M | 3-6,1-6 |