Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/11/15 14:00 | Linghao Zhang v Joan Busoms Puig | 7-5,6-3 |
| ITF M15 Monastir | 2021/11/14 08:00 | Joan Busoms Puig v Zakai Stone | 6-0,1-6,10-5 |
| ITF M25 Oviedo | 2021/08/29 09:40 | Joan Busoms Puig v Noah Lopez | 2-6,2-6 |
| ITF M15 Monastir | 2021/07/25 08:00 | Joshua Paris v Joan Busoms Puig | 6-2,6-0 |
| ITF M15 Monastir | 2021/07/18 09:00 | Samuel Vincent Ruggeri v Joan Busoms Puig | 7-5,6-2 |
| ITF M15 Marbella | 2021/05/23 09:30 | Joan Busoms Puig v Pol Amoros Ramos | 1-6,0-6 |
| ITF M25 Vic | 2021/05/16 08:00 | Ivan Bas Mengual v Joan Busoms Puig | 5-7,6-3,11-9 |
| ITF M25 Reus | 2021/04/12 07:30 | Titouan Droguet v Joan Busoms Puig | 6-0,6-3 |