Stadium: Centre Court Round: 14 Ground: Clay
| Challenger Prostejov | 2021/06/14 14:20 | Andrew Paulson v Hugo Dellien | 1-6,3-6 |
| ITF - Most M25 | 2021/05/27 07:55 | Gijs Brouwer v Andrew Paulson | 6-2,2-6,7-6 |
| ITF - Most M25 | 2021/05/26 09:50 | Andrew Paulson v Christian Lindell | 6-2,6-3 |
| ITF - Jablonec Nad Nisou M25 | 2021/05/21 09:00 | Andrew Paulson v Evan Furness | 0-6,3-6 |
| ITF - Jablonec Nad Nisou M25 | 2021/05/20 07:55 | Andrew Paulson v Titouan Droguet | 6-4,6-2 |
| ITF - Jablonec Nad Nisou M25 | 2021/05/19 08:00 | Jonas Forejtek v Andrew Paulson | 6-2,3-6,1-6 |
| ITF - Jablonec Nad Nisou M25 | 2021/05/18 07:30 | Andrew Paulson v Kai Lemstra | 6-3,6-4 |
| ITF - Jablonec Nad Nisou M25 | 2021/05/17 08:30 | Andrew Paulson v Leon Hoeveler | 6-1,6-2 |
| Challenger - Segovia | 2021/07/26 11:05 | Carlos Gimeno Valero v Carlos Gomez-Herrera | 6-3,2-6,6-4 |
| Challenger - Segovia | 2021/07/25 15:10 | Nicolas H Cuesta v Carlos Gomez-Herrera | 1-6,0-6 |
| Challenger Pozoblanco | 2021/07/19 20:45 | Carlos Gomez-Herrera v Hiroki Moriya | 6-3,3-6,0-6 |
| Challenger Aix en Provence | 2021/06/13 10:00 | Carlos Gomez-Herrera v Titouan Droguet | 5-7,4-6 |
| ATP Belgrad | 2021/05/23 10:50 | Carlos Gomez-Herrera v Alex Molcan | 3-6,6-7 |
| ATP Belgrad | 2021/05/22 13:25 | John-Patrick Smith v Carlos Gomez-Herrera | 4-6,6-7 |
| ATP Marbella | 2021/04/05 11:35 | Mario Vilella Martinez v Carlos Gomez-Herrera | 6-3,3-6,6-3 |
| ATP Marbella | 2021/04/04 13:30 | Carlos Gomez-Herrera v Martin Klizan | 6-4,6-1 |