4‑Dec‑2023 | M15 Monastir | Hard | R32 | 845 | 676 | Christoph Negritu [GER] d. (Q)Donald | 4-6 6-3 6-3 | | | | | | | | | |
27‑Nov‑2023 | M15 Monastir | Hard | R16 | 838 | 981 | Etienne Donnet [FRA] d. (7)Donald | 6-3 6-0 | | | | | | | | | |
27‑Nov‑2023 | M15 Monastir | Hard | R32 | 838 | 1657 | (7)Donald d. (Q)Edouard Villoslada [FRA] | 6-3 6-1 | | | | | | | | | |
6‑Nov‑2023 | M15 Monastir | Hard | R16 | 859 | 787 | Liam Gavrielides [GER] d. Donald | 7-6(6) 6-1 | | | | | | | | | |
6‑Nov‑2023 | M15 Monastir | Hard | R32 | 859 | 530 | Donald d. (2)Vlad Andrei Dancu [ROU] | 7-6(4) 6-3 | | | | | | | | | |
30‑Oct‑2023 | M15 Monastir | Hard | R16 | 990 | 919 | (WC)Cyril Vandermeersch [FRA] d. Donald | 7-5 6-4 | | | | | | | | | |
30‑Oct‑2023 | M15 Monastir | Hard | R32 | 990 | 1871 | Donald d. (Q)Aleksei Mokrov [RUS] | 6-2 7-6(5) | | | | | | | | | |
23‑Oct‑2023 | M15 Heraklion | Hard | F | 991 | 299 | (1)Valentin Royer [FRA] d. Donald | 6-1 6-1 | | | | | | | | | |
23‑Oct‑2023 | M15 Heraklion | Hard | SF | 991 | 531 | Donald d. (6)Sidane Pontjodikromo [NED] | 6-7(1) 6-2 6-4 | | | | | | | | | |
23‑Oct‑2023 | M15 Heraklion | Hard | QF | 991 | 671 | Donald d. Oleg Prihodko [UKR] | 6-2 6-7(9) RET | | | | | | | | | |
23‑Oct‑2023 | M15 Heraklion | Hard | R16 | 991 | 675 | Donald d. (8)Mario Gonzalez Fernandez [ESP] | 7-5 6-3 | | | | | | | | | |
23‑Oct‑2023 | M15 Heraklion | Hard | R32 | 991 | 1092 | Donald d. (LL)Benjamin Pietri [FRA] | 6-4 7-5 | | | | | | | | | |
16‑Oct‑2023 | M15 Heraklion | Hard | R32 | 996 | 417 | (Q)Guy Den Ouden [NED] d. Donald | 6-4 6-2 | | | | | | | | | |
25‑Sep‑2023 | M15 Arad | Clay | SF | 1081 | 823 | Jakub Nicod [CZE] d. Donald | 6-4 6-3 | | | | | | | | | |
25‑Sep‑2023 | M15 Arad | Clay | QF | 1081 | 914 | Donald d. (Q)Bogdan Pavel [ROU] | 7-5 6-4 | | | | | | | | | |
25‑Sep‑2023 | M15 Arad | Clay | R16 | 1081 | 350 | Donald d. (1)Filip Cristian Jianu [ROU] | 7-6(6) 6-3 | | | | | | | | | |
25‑Sep‑2023 | M15 Arad | Clay | R32 | 1081 | | Donald d. (WC)Darius Florin Pop [ROU] | 6-1 6-4 | | | | | | | | | |
18‑Sep‑2023 | M25 Pardubice | Clay | R32 | 1073 | 657 | (8)Martin Krumich [CZE] d. (Q)Donald | 6-1 6-3 | | | | | | | | | |
28‑Aug‑2023 | M15 Vienna | Clay | QF | 1101 | 552 | (2)Peter Heller [GER] d. Donald | 6-2 6-3 | | | | | | | | | |
28‑Aug‑2023 | M15 Vienna | Clay | R16 | 1101 | 1175 | Donald d. Tomas Lanik [SVK] | 6-4 6-4 | | | | | | | | | |
28‑Aug‑2023 | M15 Vienna | Clay | R32 | 1101 | 895 | Donald d. (7)Franco Emanuel Egea [ARG] | 6-4 3-0 RET | | | | | | | | | |
14‑Aug‑2023 | M15 Ueberlingen | Clay | R32 | 1102 | 785 | (6)Aleksandre Metreveli [GEO] d. (JR)Donald | 4-6 6-1 6-4 | | | | | | | | | |
7‑Aug‑2023 | M15 Frankfurt am Main | Clay | R32 | 1095 | 921 | Kai Lemstra [GER] d. (JR)Donald | 6-3 6-1 | | | | | | | | | |
24‑Jul‑2023 | M15 Monastir | Hard | QF | 1170 | 453 | (1)Kris Van Wyk [RSA] d. (JR)Donald | 6-1 6-4 | | | | | | | | | |
24‑Jul‑2023 | M15 Monastir | Hard | R16 | 1170 | 1042 | (JR)Donald d. Dylan Salton [RSA] | 6-1 6-1 | | | | | | | | | |
24‑Jul‑2023 | M15 Monastir | Hard | R32 | 1170 | 1031 | (JR)Donald d. (WC)Gabriele Bosio [ITA] | 4-6 6-2 6-3 | | | | | | | | | |
17‑Jul‑2023 | M15 Monastir | Hard | R32 | 1175 | 1000 | Kody Pearson [AUS] d. (JR)Donald | 6-1 6-2 | | | | | | | | | |
26‑Jun‑2023 | M15 Wroclaw | Clay | R16 | 1215 | 553 | (2)Sergey Fomin [UZB] d. Donald | 6-2 4-6 6-2 | | | | | | | | | |
26‑Jun‑2023 | M15 Wroclaw | Clay | R32 | 1215 | | Donald d. (WC)Fryderyk Lechno Wasiutynski [POL] | 4-6 6-3 6-4 | | | | | | | | | |
19‑Jun‑2023 | M15 Store | Clay | R32 | 1210 | 612 | (6)Lorenzo Bocchi [ITA] d. Donald | 6-4 6-4 | | | | | | | | | |
29‑May‑2023 | M25 Jablonec nad Nisou | Clay | R32 | 1223 | 344 | (4)Michael Vrbensky [CZE] d. (Q)Donald | 7-6(4) 6-1 | | | | | | | | | |
22‑May‑2023 | M25 Most | Clay | R32 | 1272 | 470 | Mats Moraing [GER] d. (Q)Donald | 6-2 6-0 | | | | | | | | | |
15‑May‑2023 | M25 Prague | Clay | R16 | 1286 | | (WC)Maxim Mrva [CZE] d. (Q)Donald | 6-2 7-5 | | | | | | | | | |
15‑May‑2023 | M25 Prague | Clay | R32 | 1286 | | (Q)Donald d. (Q)Jiri Cizek [CZE] | 7-6(5) 6-3 | | | | | | | | | |
1‑May‑2023 | M15 Osijek | Clay | R32 | 1365 | 542 | (3)Aldin Setkic [BIH] d. Donald | 7-6(0) 6-2 | | | | | | | | | |
24‑Apr‑2023 | M15 Meerbusch | Clay | R16 | 1365 | 754 | Deney Wassermann [NED] d. Donald | 6-2 6-3 | | | | | | | | | |
24‑Apr‑2023 | M15 Meerbusch | Clay | R32 | 1365 | 585 | Donald d. (5)Max Alcala Gurri [ESP] | 6-4 6-0 | | | | | | | | | |
27‑Mar‑2023 | M25 Trnava | Hard | R32 | 1357 | 473 | (8)Yanki Erel [TUR] d. (Q)Donald | 3-6 7-6(4) 6-1 | | | | | | | | | |
20‑Mar‑2023 | M15 Heraklion | Hard | R32 | 1357 | 574 | (4)Andres Andrade [ECU] d. Donald | 7-5 6-1 | | | | | | | | | |
13‑Mar‑2023 | M15 Poitiers | Hard | R32 | 1264 | 477 | (3)Kalin Ivanovski [MKD] d. Donald | 6-2 6-4 | | | | | | | | | |
6‑Mar‑2023 | M15 Creteil | Hard | R32 | 1264 | 495 | (6)Alexis Gautier [FRA] d. Donald | 6-3 6-3 | | | | | | | | | |
6‑Feb‑2023 | M15 Sharm ElSheikh | Hard | R32 | 1263 | 638 | (6)Guy Den Ouden [NED] d. Donald | 6-4 6-4 | | | | | | | | | |
16‑Jan‑2023 | M15 Vilnius | Hard | R32 | 1340 | 1643 | (Q)Milos Karol [SVK] d. Donald | 7-6(2) 6-3 | | | | | | | | | |
9‑Jan‑2023 | M15 Antalya | Clay | R16 | 1342 | 631 | (5)Quentin Folliot [FRA] d. Donald | 6-3 7-6(3) | | | | | | | | | |
9‑Jan‑2023 | M15 Antalya | Clay | R32 | 1342 | 789 | Donald d. Bruno Pujol Navarro [ESP] | 6-3 6-4 | | | | | | | | | |