| Challenger Eckental | 10/28 14:10 | 24 | [246] Galovic, Viktor v Zdenek Kolar [267] | 2-6,2-6 | |
| Orleans, France | 09/23 11:15 | 24 | [220] Stebe, Cedrik-Marcel v Galovic, Viktor [247] | Retired | |
| Challenger Biella | 09/18 09:25 | 25 | [243] Galovic, Viktor v Federico Gaio [154] | 4-6,4-6 | |
| Challenger Biella | 09/16 12:35 | 24 | [312] Gimeno-Traver, Daniel v Galovic, Viktor [244] | 3-6,5-7 | |
| Challenger Seville | 09/12 18:05 | 26 | [244] Galovic, Viktor v Salvatore Caruso [120] | 4-6,6-7 | |
| Challenger Seville | 09/10 18:05 | 25 | [244] Galovic, Viktor v Maxime Chazal [424] | 6-4,6-4 | |
| Genoa, Italy | 09/03 13:25 | 25 | [224] Galovic, Viktor v Alejandro Davidovich Fokina [126] | 0-6,4-6 | |
| Genoa, Italy | 09/02 11:25 | 24 | [150] Alessandro Giannessi v Galovic, Viktor [224] | Retired | |
| Challenger Como | 08/29 16:25 | 26 | [81] Stefano Travaglia v Galovic, Viktor [224] | 7-6,5-7,7-6 | |
| Challenger Como | 08/27 12:15 | 25 | [274] Raul Brancaccio v Galovic, Viktor [224] | 1-6,5-7 | |
| US Open, New York, USA | 08/22 17:00 | 45 | [223] Galovic, Viktor v Jannik Sinner [131] | 6-4,6-7,5-7 | |
| US Open, New York, USA | 08/20 20:45 | 44 | [239] Smith, John-Patrick v Galovic, Viktor [223] | 6-7,4-6 | |
| Challenger Manerbio | 08/06 09:45 | 25 | [307] Doumbia, Sadio v Galovic, Viktor [222] | 6-1,6-2 | |
| Kitzbuhel, Austria | 07/27 09:00 | 64 | Sandro Kopp v Galovic, Viktor | 7-6,4-6,7-6 | |
| Gstaad, Switzerland | 07/21 10:25 | 164 | [121] Dennis Novak v Galovic, Viktor [197] | 6-3,6-3 | |
| Gstaad, Switzerland | 07/20 11:20 | 64 | [197] Galovic, Viktor v Stefano Napolitano [178] | 6-3,6-4 | |
| Umag, Croatia | 07/16 16:45 | 25 | [207] Balazs, Attila v Galovic, Viktor [197] | 6-0,6-7,7-6 | |
| Challenger Perugia | 07/08 10:30 | 24 | [196] Galovic, Viktor v Dutra Silva, Rogerio [233] | 4-6,4-6 | |
| Challenger Recanati | 07/05 19:05 | 27 | [207] Lacko, Lukas v Galovic, Viktor [196] | 7-5,6-3 | |
| Challenger Recanati | 07/04 17:00 | 26 | [196] Galovic, Viktor v Stakhovsky, Sergiy [136] | 5-7,6-3,6-3 | |
| Challenger Recanati | 07/03 10:30 | 25 | [196] Galovic, Viktor v Pavel Kotov [275] | 7-6,6-4 | |
| Wimbledon, London, Great Britain | 06/27 10:00 | 25 | [158] Marcos Giron v Galovic, Viktor [199] | 7-5,6-2,2-6,6-4 | |
| Wimbledon, London, Great Britain | 06/26 12:25 | 45 | [147] James Duckworth v Galovic, Viktor [199] | 6-3,3-6,9-11 | |
| Wimbledon, London, Great Britain | 06/24 12:20 | 44 | [199] Galovic, Viktor v Facundo Bagnis [164] | 7-6,7-6 | |
| Ilkley, Great Britain | 06/18 14:20 | 24 | [169] Soeda, Go v Galovic, Viktor [198] | 7-6,7-6 | |
| Ilkley, Great Britain | 06/17 11:00 | 166 | Galovic, Viktor v Watson, Andrew | 6-4,6-4 | |
| Stuttgart, Germany | 06/11 12:25 | 25 | [84] Denis Kudla v Galovic, Viktor [205] | 6-3,6-2 | |
| Stuttgart, Germany | 06/09 09:00 | 164 | [194] Galovic, Viktor v Stakhovsky, Sergiy [111] | 6-4,2-6,6-4 | |
| Stuttgart, Germany | 06/08 09:00 | 64 | [106] Schnur, Brayden v Galovic, Viktor [194] | 6-4,3-6,4-6 | |
| Challenger Vicenza | 05/30 11:55 | 25 | [482] Forti, Francesco v Galovic, Viktor [194] | 6-3,6-3 |