Stadium: Court 3 Round: 14 Ground: Hardcourt indoor
| Puchar Davisa | 2021/03/05 15:10 | Adrian Andreev v Gerardo L Villasenor | 6-3,1-6,2-6 |
| ATP Singapur | 2021/02/24 11:10 | Adrian Andreev v Alexei Popyrin | 1-6,7-5,3-6 |
| ATP Singapur | 2021/02/22 06:20 | Lloyd Harris v Adrian Andreev | 6-1,3-6,4-6 |
| Challenger Biella | 2021/02/09 10:10 | Adrian Andreev v Matthias Bachinger | 2-6,5-7 |
| ITF - Antalya M15 | 2021/01/17 09:00 | Adrian Andreev v Alexander Shevchenko | 6-1,7-6 |
| ITF - Antalya M15 | 2021/01/16 08:45 | Alex M Pujolras v Adrian Andreev | 5-7,2-6 |
| ITF - Antalya M15 | 2021/01/15 09:25 | Adrian Andreev v Federico Arnaboldi | 6-3,6-4 |
| ITF - Antalya M15 | 2021/01/14 07:00 | Vladyslav Orlov v Adrian Andreev | 5-7,4-6 |
| ITF - Vale Do Lobo M25 | 2021/03/11 10:30 | Louis Dussin v Christopher Heyman | 0-6,6-4,7-6 |
| ITF - Vale Do Lobo M25 | 2021/03/10 11:25 | Tiago Cacao v Christopher Heyman | 3-6,2-6 |
| ITF - Monastir M15 | 2021/02/16 09:30 | Stuart Parker v Christopher Heyman | 4-6,6-1,6-3 |
| ITF - Monastir M15 | 2021/02/09 11:25 | Alexis Gautier v Christopher Heyman | 6-1,7-6 |
| ITF - Monastir M15 | 2021/02/03 08:30 | Moez Echargui v Christopher Heyman | 6-1,6-1 |
| ITF - Bratysława M15 | 2020/11/24 15:20 | Peter Fajta v Christopher Heyman | 6-7,6-4,6-3 |
| ITF - Sarreguemines M15 | 2020/10/29 08:30 | Julien De Cuyper v Christopher Heyman | 4-6,4-6 |
| ITF - Sarreguemines M15 | 2020/10/28 11:00 | Antoine Bellier v Christopher Heyman | 7-6,4-6,6-7 |