| ITF M25 Santa Margherita | 10/15 08:00 | 54 | Denis Constantin Spiridon v Niccolo Dessi | 6-2,3-6,10-4 | |
| ITF M15 Sharm El Sheikh | 10/09 07:00 | 62 | Denis Constantin Spiridon v Cedric Stanke | 3-6,6-4,2-10 | |
| ITF M15 Sharm El Sheikh | 10/04 12:50 | 25 | Jacob Bradshaw v Denis Constantin Spiridon | 7-6,6-3 | |
| ITF M15 Monastir | 09/13 10:25 | 25 | Denis Constantin Spiridon v Demetris Azoides | Retired | |
| ITF M15 Monastir | 09/05 08:00 | 25 | Denis Constantin Spiridon v Gabriele Volpi | 2-6,4-6 | |
| ITF M15 Caslano | 08/22 17:00 | 25 | Denis Constantin Spiridon v Jakub Paul | 6-4,4-6,5-7 | |
| ITF M15 Monastir | 08/15 10:05 | 25 | Denis Constantin Spiridon v Tiago Pereira | 1-6,4-6 | |
| ITF M15 Monastir | 08/10 12:30 | 26 | Denis Constantin Spiridon v Kris Van Wyk | 3-6,2-6 | |
| ITF M15 Monastir | 08/08 10:15 | 25 | Denis Constantin Spiridon v Alex Degabriele | 6-3,7-5 | |
| ITF M15 Monastir | 08/02 12:05 | 25 | Denis Constantin Spiridon v Stefano Reitano | 2-6,6-2,5-7 | |
| ITF M15 Monastir | 07/31 13:00 | 62 | Denis Constantin Spiridon v Etienne Donnet | 3-6,0-6 | |
| ITF M15 Gubbio | 07/16 10:00 | 54 | Alessandro Battiston v Denis Constantin Spiridon | 6-3,6-1 | |
| ITF M25 Uriage | 07/10 07:00 | 62 | Denis Constantin Spiridon v Simone Agostini | 7-5,4-6,2-10 | |
| ITF M15 Casablanca | 06/20 11:05 | 44 | Denis Constantin Spiridon v Andres Gabriel Ciurletti | 6-7,5-7 | |
| ITF M15 Rabat | 06/13 09:00 | 44 | Denis Constantin Spiridon v Charlelie Cosnet | 6-2,6-7,4-10 | |
| ITF M15 Tanger | 06/07 13:00 | 25 | Walid Ahouda v Denis Constantin Spiridon | 3-6,6-3,6-4 | |
| ITF M15 Tanger | 06/06 09:00 | 44 | Denis Constantin Spiridon v Bogdan Seleznev | 6-4,6-1 | |
| ITF M15 Tanger | 06/05 09:00 | 44 | Denis Constantin Spiridon v Cosimo Banti | 6-4,7-6 | |
| ITF M15 Addis Ababa | 05/23 07:45 | 25 | Denis Constantin Spiridon v S D Prajwal Dev | Retired | |
| ITF M15 Addis Ababa Qual | 05/22 09:25 | 54 | Denis Constantin Spiridon v Guelfo Baldovinetti | 6-1,7-5 | |
| ITF M15 Addis Ababa | 05/20 05:50 | 28 | Denis Constantin Spiridon v Eric Vanshelboim | 3-6,4-6 | |
| ITF M15 Addis Ababa | 05/19 07:50 | 27 | Guy Orly Iradukunda v Denis Constantin Spiridon | 6-7,5-7 | |
| ITF M15 Addis Ababa | 05/18 08:15 | 26 | Denis Constantin Spiridon v Kris Van Wyk | 7-6,6-3 | |
| ITF M15 Addis Ababa | 05/17 09:30 | 25 | Parth Aggarwal v Denis Constantin Spiridon | 5-7,2-6 | |
| ITF M15 Addis Ababa | 05/15 09:25 | 54 | Denis Constantin Spiridon v Lazar Markovic | 6-0,6-3 | |
| ITF M15 Addis Ababa | 05/14 07:00 | 54 | Denis Constantin Spiridon v Patrick Toman | 6-0,6-0 | |
| ITF M15 Monastir | 03/27 08:30 | 62 | Alexandre Reco v Denis Constantin Spiridon | 5-7,6-1,10-3 | |
| ITF M15 Antalya | 03/07 07:00 | 19 | Denis Constantin Spiridon v Matteo De Vincentis | 5-7,0-6 | |
| ITF M15 Antalya | 03/06 08:50 | 62 | Denis Constantin Spiridon v Mirko Lagasio | 6-4,7-6 | |
| ITF M15 Antalya | 03/05 06:30 | 62 | Philip Florig v Denis Constantin Spiridon | 3-6,6-7 |