Qatar Open 2023 Day 1 Results- February 20
| Player 1 | Player 2 | Score |
| Alejandro Davidovich Fokina | Constant Lestienne | 6-4, 6-3 |
| Liam Broady | Oleksii Krutykh | 6-0, 4-6, 7-6(2) |
| Jason Kubler | Aslan Karatsev | 7-6(4), 1-0 (ret.) |
| Andy Murray | Lorenzo Sonego | 4-6, 6-1, 7-6(4) |
| Christopher O’Connell | Fernando Verdasco | 6-1, 3-6, 6-0 |
Qatar Open 2023 Day 2 Results- February 21
| Player 1 | Player 2 | Score |
| Roberto Bautista Agut | Marton Fucsovics | 7-6(7), 5-7, 6-4 |
| Emil Ruusuvuori | Dan Evans | 7-5, 6-4 |
| Botic van de Zandschulp | Ilya Ivashka | 6-2, 7-5 |
| Tallon Griekspoor | Quentin Halys | 7-6(4), 4-6, 7-6(5) |
| Kwon Soon-woo | Abedallah Shelbayh | 6-3, 3-6, 6-4 |
| Jiri Lehecka | Damir Dzumhur | 6-3, 7-6(3) |
| Alexandre Muller | Nikoloz Basilashvili | 7-6(3), 6-7(8), 6-4 |
Qatar Open 2023 Day 3 Results- February 22
| Player 1 | Player 2 | Score |
| Andrey Rublev | Tallon Griekspoor | 1-6, 6-1, 7-6(6) |
| Felix Auger-Aliassime | Jason Kubler | 4-6, 6-1, 6-4 |
| Daniil Medvedev | Liam Broady | 6-4, 6-3 |
| Andy Murray | Alexander Zverev | 7-6(5), 2-6, 7-5 |
| Christopher O’Connell | Roberto Bautista Agut | 3-6, 7-6(5), 6-4 |
| Alejandro Davidovich Fokina | Kwon Soon-woo | 6-3, 6-2 |
| Alexandre Muller | Botic van de Zandschulp | 6-2, 6-4 |
| Jiri Lehecka | Emil Ruusuvuori | 6-2, 7-6(2) |
Qatar Open 2023 Day 4 Results- February 23
| Player 1 | Player 2 | Round |
| Jiri Lehecka | Andrey Rublev | 4-6, 6-4, 6-3 |
| Andy Murray | Alexandre Muller | 4-6, 6-1, 6-2 |
| Daniil Medvedev | Christopher O’Connell | 6-2, 4-6, 7-5 |
| Felix Auger-Aliassime | Alejandro Davidovich Fokina | 6-4, 7-6(5) |
