Dubai Tennis Championships 2023 Day 1 Results- February 27
| Player 1 | Player 2 | Score |
| Andrey Rublev | Filip Krajinovic | 7-5, 6-2 |
| Alexander Zverev | Jiri Lehecka | 4-6, 6-3, 6-4 |
| Alejandro Davidovich Fokina | Malek Jaziri | 6-2, 6-0 |
| Tallon Griekspoor | Constant Lestienne | 6-4, 3-6, 6-2 |
| Thanasi Kokkinakis | Quentin Halys | 6-4, 7-6(9) |
| Pavel Kotov | Alexei Popyrin | 6-3, 5-7, 7-6(3) |
| Lorenzo Sonego | Marc-Andrea Huesler | 7-5, 6-3 |
Dubai Tennis Championships 2023 Day 1 Results- February 28
| Player 1 | Player 2 | Score |
| Novak Djokovic | Tomas Machac | 6-3, 3-6, 7-6(1) |
| Daniil Medvedev | Matteo Arnaldi | 6-4, 6-2 |
| Felix Auger-Aliassime | Maxime Cressy | 7-6(4), 3-6, 6-3 |
| Hubert Hurkacz | Alexander Shevchenko | 3-6, 6-3, 7-6(7) |
| Botic van de Zandschulp | Karen Khachanov | 7-5, 6-2 |
| Borna Coric | Dan Evans | 2-2(ret.) |
| Alexander Bublik | Alexander Lazarov | 6-1, 1-0 (ret.) |
| Christopher O’Connell | Emil Ruusuvuori | 7-5, 6-4 |
| Mikael Ymer | Francesco Passaro | 6-2, 6-3 |
