Nikola Jovic [1] | | | | Filip Gabriel Bara | | | | Rares Teodor Pieleanu [7] |
| Jovic [1] | | | 61 61 | | | Pieleanu [7] | |
David Bakonyi | 16 62 62 | | | | | | | | 61 60 | Mateusz Miton |
| | Jovic [1] | | | | | | Pieleanu [7] | | |
Matei Todoran | | 36 75 76(6) | | | | | | 61 61 | | Ilie Cazac |
| Ducariu | | | | | | | | Cazac | |
Dominic Ducariu | 63 64 | | | | | | | | 63 64 | Leonardo Cattaneo |
| | | Jovic [1] | | | | Pieleanu [7] | | | |
Simon Norrman | | | 63 60 | | | | 61 75 | | | Jakub Medved |
| Norrman | | | | | | | | Crivellaro (Q) | |
Cezar Stefan Bentzel (ITF) | 67(1) 62 63 | | | | | | | | 36 64 61 | Gabriele Crivellaro (Q) |
| | Mantach [5] | | | | | | Curuia (WC) | | |
Andreas Cristian Gudynn (WC) | | 46 62 62 | | | | | | 62 76(5) | | Matia Curuia (WC) |
| Mantach [5] | | | | | | | | Curuia (WC) | |
Kostiantyn Mantach [5] | 60 61 | | | | | | | | 62 75 | Aleksandar Daskalovic [3] |
| | | | Jovic [1] | | Bara | | | | |
Alan Wazny [4] | | | | 61 64 | | 63 64 | | | | Massimo Pizzigoni [8] |
| Wazny [4] | | | | | | | | Pizzigoni [8] | |
Petru Vladimir Berciu (WC) | 60 62 | | | | | | | | 64 63 | Dmytro Vterkovskiy (ITF) |
| | Wazny [4] | | | | | | Haita (Q) | | |
Adam Jilly | | 64 76(2) | | | | | | 61 63 | | Yannick Theodor Alexandrescou |
| Jilly | | | | | | | | Haita (Q) | |
Daniel Uta (Q) | 62 64 | | | | | | | | 76(6) 64 | Stefan Horia Haita (Q) |
| | | Wazny [4] | | | | Bara | | | |
Egor Gorin | | | 63 64 | | | | 76(1) 64 | | | Filip Gabriel Bara |
| Berge Nourescu | | | | | | | | Bara | |
Alejandro Mateo Berge Nourescu | 26 75 61 | | | | | | | | 63 62 | Luca Mindrut (Q) |
| | Vasami [6] | | | | | | Bara | | |
Eric Maximmilian Nita (WC) | | 76(2) 63 | | | | | | 63 63 | | Ryan Szilagy |
| Vasami [6] | | | | | | | | Gyori [2] | |
Jacopo Vasami [6] | 61 61 | | | | | | | | 46 61 64 | Lorant Gyori [2] |
| | | | | | | | | | |