| ITF Turkey F41 | 12/16 06:00 | 62 | Vlad Cristian Niculae v Mert Alkaya | 2-6,3-6 | |
| ITF Turkey F40 | 12/08 06:00 | 62 | Vlad Cristian Niculae v Vlad Stoica | 1-6,6-7 | |
| ITF Turkey F39 | 12/02 06:30 | 62 | Bart Stevens v Vlad Cristian Niculae | 6-0,6-4 | |
| ITF Turkey F38 | 11/27 08:55 | 25 | Lucas Hellfritsch v Vlad Cristian Niculae | 6-0,6-0 | |
| ITF Turkey F37 | 11/19 06:30 | 62 | Hristo Valeov v Vlad Cristian Niculae | 6-4,6-4 | |
| ITF Turkey F36 | 11/10 06:30 | 62 | Vlad Cristian Niculae v Federico Lucini | 0-6,0-6 | |
| ITF Turkey F34 | 10/29 07:00 | 62 | Moritz Thiem v Vlad Cristian Niculae | 6-0,4-6,6-0 | |
| ITF Turkey F34 | 10/27 07:00 | 62 | Vlad Cristian Niculae v Damir Makhmudov | 6-2,6-2 | |
| ITF Romania F13 | 09/08 07:00 | 44 | Jeremias Lima-Perez v Vlad Cristian Niculae | 6-7,7-5,6-3 | |
| ITF Romania F12 | 09/01 10:00 | 62 | Giovanni Calvano v Vlad Cristian Niculae | 6-1,6-1 | |
| ITF Romania F11 | 08/26 11:00 | 62 | Dan Alexandru Tomescu v Vlad Cristian Niculae | 6-1,6-2 | |
| ITF Romania F10 | 08/18 06:30 | 62 | Stefan Palosi v Vlad Cristian Niculae | 6-0,6-0 | |
| ITF Romania F8 | 08/06 08:30 | 62 | Jackson Varney v Vlad Cristian Niculae | 6-0,5-7,7-5 | |
| ITF Romania F1 | 05/19 09:00 | 62 | Ioan Farcas v Vlad Cristian Niculae | 6-2,4-6,6-1 | |
| ITF Greece F5 | 03/26 07:00 | 62 | Mick Veldheer v Vlad Cristian Niculae | 6-3,6-4 | |
| ITF Greece F5 | 03/25 08:00 | 62 | Vlad Cristian Niculae v Petros Tsitsipas | 6-2,7-5 | |
| ITF Greece F4 | 03/17 07:30 | 62 | Vlad Cristian Niculae v Nicolas Acevedo | 4-6,1-6 | |
| ITF Greece F3 | 03/10 10:00 | 62 | Robert Strombachs v Vlad Cristian Niculae | 6-1,6-2 | |
| ITF Greece F2 | 03/03 07:30 | 62 | Martin Fekiac v Vlad Cristian Niculae | 6-2,6-2 | |
| ITF Greece F10 | 11/19 08:00 | 44 | Yasha Zemel v Vlad Cristian Niculae | 6-3,6-2 | |
| ITF Greece F9 Qual | 11/11 11:00 | 62 | Vlad Cristian Niculae v Alexey Zakharov | 1-6,2-6 | |
| ITF Greece F8 | 11/05 08:00 | 62 | Vlad Cristian Niculae v Rayan Ghedjemis | 1-6,2-6 | |
| ITF Greece F7 | 10/28 07:00 | 62 | Vlad Cristian Niculae v Michalis Sakellaridis | 4-6,3-6 | |
| ITF Greece F6 | 10/22 07:30 | 44 | Maksim Tikhomirov v Vlad Cristian Niculae | 6-0,6-0 | |
| ITF Romania F11 Qual | 08/20 06:00 | 62 | Michalis Sakellaridis v Vlad Cristian Niculae | 6-3,6-2 | |
| ITF Romania F10 | 08/13 09:30 | 62 | Vlad Cristian Niculae v Samir Iftikhar | 2-6,4-6 | |
| ITF Romania F9 | 08/05 06:00 | 44 | Vlad Protopopescu v Vlad Cristian Niculae | 6-3,6-1 | |
| ITF Romania F8 Qual | 07/29 09:00 | 44 | Mihai Razvan Marinescu v Vlad Cristian Niculae | 2-6,6-1,6-2 | |
| ITF Romania F4 | 06/19 10:00 | 62 | Vlad Cristian Niculae v Gabriel P Tumasonis | 3-6,4-6 | |
| ITF Romania F4 | 06/18 12:00 | 62 | Vlad Cristian Niculae v Andrei Patrui | 7-6,6-0 |