Stadium: Court 8 Round: 62 Ground: Clay
| ITF M15 Cairo | 2021/04/20 08:00 | Olexiy Kolisnyk v Luka Petrovic | 7-6,6-2 |
| ITF M15 Cairo | 2021/04/18 08:30 | Luka Petrovic v Yuichiro Inui | 7-5,6-3 |
| ITF M15 Cairo | 2021/04/15 12:30 | Luka Petrovic v Luigi Sorrentino | 2-6,3-6 |
| ITF M15 Cairo | 2021/04/14 18:00 | Youssef Abdellatif v Luka Petrovic | 4-6,0-6 |
| ITF M15 Porec | 2021/03/07 14:30 | Luka Petrovic v Domagoj Biljesko | 5-7,6-3,8-10 |
| ITF M15 Cairo | 2021/01/25 08:00 | Aristotelis Thanos v Luka Petrovic | 6-2,6-2 |
| ITF M15 Cairo | 2021/01/24 09:30 | Luka Petrovic v Lukas Krainer | 2-6,7-6,10-3 |
| ITF M15 Cairo | 2021/01/20 07:30 | Luka Petrovic v Adam El Mihdawy | 0-6,6-7 |
| ITF M15 Cairo | 2021/04/20 08:00 | Egill Sigurdsson v Shohei Chikami | 2-6,7-6,4-10 |
| ITF M15 Cairo | 2021/04/19 08:00 | Oleg Khotkov v Egill Sigurdsson | 3-6,5-7 |
| ITF M15 Cairo | 2021/04/18 09:30 | Jordi Garcia Mestre v Egill Sigurdsson | 4-6,2-6 |
| ITF M15 Cairo | 2021/04/12 09:30 | Edoardo Lavagno v Egill Sigurdsson | 6-0,6-1 |
| ITF M15 Cairo | 2021/04/11 08:00 | Ashraf El Sayed v Egill Sigurdsson | 6-7,6-2,4-10 |
| ITF M15 Antalya | 2021/03/21 07:00 | Dax Donders v Egill Sigurdsson | 0-6,6-1,13-11 |
| ITF M15 Antalya | 2021/03/15 08:30 | Egill Sigurdsson v Nicolas Parizzia | 3-6,4-6 |
| ITF M15 Antalya | 2021/03/14 07:00 | Egill Sigurdsson v Vito Dell'Elba | 6-3,6-3 |