Stadium: Court 1 Round: 27 Ground: Clay
| Challenger Amersfoort | 2021/07/11 10:00 | Eduard Esteve Lobato v Sander Jong | 2-6,5-7 |
| Challenger Aix en Provence | 2021/06/14 08:30 | Titouan Droguet v Eduard Esteve Lobato | 7-6,6-3 |
| Challenger Aix en Provence | 2021/06/13 10:00 | Marek Gengel v Eduard Esteve Lobato | 0-6,1-6 |
| Challenger Lyon | 2021/06/07 08:00 | Pedro Cachin v Eduard Esteve Lobato | 6-4,6-3 |
| Challenger Lyon | 2021/06/06 09:30 | Eduard Esteve Lobato v Nikolas Sanchez Izquierdo | 6-4,6-0 |
| ITF M15 Majadahonda | 2021/05/07 08:30 | Nuno Borges v Eduard Esteve Lobato | 3-6,7-6,6-4 |
| ITF M15 Majadahonda | 2021/05/06 10:30 | Martin Cuevas v Eduard Esteve Lobato | 1-6,6-7 |
| ITF M15 Majadahonda | 2021/05/05 09:10 | Eduard Esteve Lobato v Facundo Diaz Acosta | 7-5,6-3 |
| ITF M25 Marburg | 2021/07/07 12:30 | Daniel Cukierman v Milan Welte | 4-6,4-6 |
| ITF M25 Belgrade | 2021/07/04 07:55 | Nick Hardt v Daniel Cukierman | 3-6,6-3,6-3 |
| ITF M25 Belgrade | 2021/07/02 07:00 | Daniel Cukierman v Miljan Zekic | 6-4,6-4 |
| ITF M25 Belgrade | 2021/07/01 07:00 | Jaimee Floyd Angele v Daniel Cukierman | 6-3,4-6,4-6 |
| ITF M25 Belgrade | 2021/06/30 07:00 | Strahinja Rakic v Daniel Cukierman | 3-6,2-6 |
| ITF M25 Belgrade | 2021/06/29 07:00 | Daniel Cukierman v Mirko Martinez | 6-1,6-4 |
| ITF M25 Belgrade | 2021/06/28 07:00 | Daniel Cukierman v Vladislav Melnic | 6-3,6-1 |
| ITF M25 Belgrade | 2021/06/27 11:00 | Daniel Cukierman v Aleksa Bucan | 6-2,6-1 |