| Open de Francia | 05/20 11:40 | 44 | [198] Viktor Galovic v Joao Domingues [160] | 3-6,4-6 | |
| Challenger de Roma | 05/09 11:15 | 26 | [152] Salvatore Caruso v Viktor Galovic [194] | 6-3,6-4 | |
| Challenger de Roma | 05/07 13:10 | 25 | [323] Andrea Collarini v Viktor Galovic [194] | 6-3,4-6,4-6 | |
| Challenger de Ostrava | 05/02 13:10 | 26 | [196] Viktor Galovic v Stefano Travaglia [128] | 4-6,4-6 | |
| Challenger de Ostrava | 05/01 12:40 | 25 | Viktor Galovic v David Poljak | 6-2,6-1 | |
| Challenger de Francavilla | 04/24 10:05 | 25 | [234] Alexey Vatutin v Viktor Galovic [198] | 4-6,6-3,6-3 | |
| Challenger de Túnez | 04/17 11:20 | 25 | [202] Daniel Gimeno-Traver v Viktor Galovic [199] | 7-5,6-1 | |
| Challenger de Túnez | 04/16 09:00 | 24 | [199] Viktor Galovic v Mario Vilella Martinez [254] | 6-2,4-6,6-4 | |
| Challenger de Barletta | 04/13 13:00 | 28 | [205] Viktor Galovic v Gianluca Mager [175] | 3-6,4-6 | |
| Challenger de Barletta | 04/12 10:30 | 27 | [197] Filip Horansky v Viktor Galovic [205] | 4-6,6-7 | |
| Challenger de Barletta | 04/11 14:00 | 26 | [205] Viktor Galovic v Filippo Baldi [151] | 6-4,6-2 | |
| Challenger de Barletta | 04/10 09:45 | 25 | [205] Viktor Galovic v Julian Ocleppo [193] | 6-3,7-5 | |
| Challenger de Zhangjiagang | 03/23 06:15 | 28 | Viktor Galovic v Lorenzo Giustino | Walkover | |
| Challenger de Zhangjiagang | 03/22 06:05 | 27 | [249] Uladzimir Ignatik v Viktor Galovic [223] | 4-6,2-6 | |
| Challenger de Zhangjiagang | 03/21 02:00 | 26 | [223] Viktor Galovic v Yunseong Chung [266] | 6-3,6-2 | |
| Challenger de Zhangjiagang | 03/19 07:35 | 25 | [223] Viktor Galovic v Di Wu [337] | 6-1,6-4 | |
| Challenger de Shenzhen | 03/13 07:15 | 25 | [193] Aleksandr Nedovyesov v Viktor Galovic [213] | 6-4,6-4 | |
| Challenger de Shenzhen | 03/12 02:00 | 24 | Evgenii Tiurnev v Viktor Galovic | 5-7,6-4,3-6 | |
| Challenger de Zhuhai | 03/06 07:20 | 25 | [213] Viktor Galovic v Yunseong Chung [280] | 3-6,4-6 | |
| Challenger de Bérgamo | 02/21 13:00 | 26 | Jannik Sinner v Viktor Galovic | 7-5,1-6,6-4 | |
| Challenger de Bérgamo | 02/19 16:40 | 25 | [224] Viktor Galovic v Daniel Brands [170] | 7-5,7-6 | |
| Challenger de Bérgamo | 02/18 18:00 | 24 | Viktor Galovic v Giulio Zeppieri | 4-6,6-3,6-4 | |
| Challenger de Cherbourg | 02/13 12:00 | 25 | [184] Mats Moraing v Viktor Galovic [224] | 6-4,3-6,6-1 | |
| Challenger de Cherbourg | 02/11 16:55 | 24 | [224] Viktor Galovic v Daniel Masur [259] | 6-2,7-5 | |
| Challenger de Budapest | 02/08 18:45 | 27 | [172] Alexander Bublik v Viktor Galovic [229] | 3-6,6-3,6-4 | |
| Challenger de Budapest | 02/07 11:45 | 26 | [229] Viktor Galovic v Bernabe Zapata Miralles [279] | 7-6,5-7,6-2 | |
| Challenger de Budapest | 02/05 14:35 | 25 | [229] Viktor Galovic v Sadio Doumbia [384] | 7-6,6-2 | |
| Challenger Rennes | 01/22 14:45 | 25 | [156] Salvatore Caruso v Viktor Galovic [227] | 4-6,6-3,6-3 | |
| Challenger Rennes | 01/21 11:20 | 24 | [215] Maxime Janvier v Viktor Galovic [227] | 4-6,7-6,3-6 | |
| Open de Australia | 01/09 01:20 | 44 | [112] Prajnesh Gunneswaran v Viktor Galovic [228] | 6-4,6-4 |