| Adriatic Tennis Series | 06/15 11:00 | 1 | Skugor, Franko v Duje Ajdukovic | 4-6,4-6 | |
| Adriatic Tennis Series | 06/15 10:00 | - | [31] Skugor, Franko v Duje Ajdukovic [462] | 3-2 | |
| ATP - Rotterdam | 02/12 12:00 | 25 | [351] Skugor, Franko v Denis Shapovalov [25] | 5-7,3-6 | |
| ATP - Rotterdam | 02/10 12:10 | 164 | Ryan Nijboer v Skugor, Franko | 6-4,2-6,4-6 | |
| ATP - Rotterdam | 02/09 14:15 | 64 | [359] Skugor, Franko v Ilya Ivashka [80] | 7-6,6-0 | |
| Sofia, Bulgaria | 02/04 10:00 | 164 | [121] Maden, Yannick v Skugor, Franko [359] | 6-3,4-6,7-6 | |
| Sofia, Bulgaria | 02/03 10:00 | 64 | [358] Skugor, Franko v Salvatore Caruso [169] | 7-6,4-6,6-3 | |
| ATP - Auckland | 01/05 00:35 | 64 | [357] Skugor, Franko v Ugo Humbert [102] | 3-6,4-6 | |
| Winston-Salem, USA | 08/21 21:00 | 25 | [385] Skugor, Franko v Carreno-Busta, Pablo [12] | 3-6,7-6,3-6 | |
| Winston-Salem, USA | 08/20 20:40 | 24 | [74] Pierre-Hugues Herbert v Skugor, Franko [385] | 2-6,3-6 | |
| Winston-Salem, USA | 08/19 19:00 | 164 | [384] Skugor, Franko v Zeballos, Horacio [148] | 1-6,4-6 | |
| Winston-Salem, USA | 08/18 18:20 | 64 | [112] Corentin Moutet v Skugor, Franko [384] | 5-7,4-6 | |
| Umag, Croatia | 07/17 20:55 | 25 | [188] Marco Trungelliti v Skugor, Franko [350] | 6-3,6-4 | |
| Umag, Croatia | 07/17 08:00 | 25 | Maximilian Marterer v Skugor, Franko | Cancelled | |
| s-Hertogenbosch, Netherlands | 06/12 09:00 | 25 | [76] Evgeny Donskoy v Skugor, Franko [350] | 6-3,6-2 | |
| s-Hertogenbosch, Netherlands, Qualifying | 06/10 09:00 | 164 | [359] Skugor, Franko v King, Kevin [169] | 7-6,6-3 | |
| s-Hertogenbosch, Netherlands, Qualifying | 06/09 08:30 | 64 | [91] Jordan Thompson v Skugor, Franko [359] | Retired | |
| ATP Geneva Qual | 05/19 09:35 | 64 | [198] Noah Rubin v Skugor, Franko [307] | 3-6,7-6,6-4 | |
| Drummondville, Canada | 03/14 14:00 | 25 | Skugor, Franko v Joris De Loore | Retired | |
| ATP - Delray Beach | 02/22 23:35 | 26 | Chung, Hyeon v Skugor, Franko | 6-4,7-6 | |
| ATP - Delray Beach | 02/20 18:05 | 25 | Skugor, Franko v Alexander Bublik | 6-2,7-5 | |
| ATP Delray Beach Qual | 02/18 18:40 | - | Skugor, Franko v Polansky, Peter | 6-2,6-4 | |
| ATP Delray Beach Qual | 02/17 20:10 | 26 | Laaksonen, Henri v Skugor, Franko | 3-6,4-6 | |
| ATP Pune Qual | 12/30 07:30 | 26 | Skugor, Franko v Ilya Ivashka | 3-6,3-6 | |
| Challenger Andria | 11/24 15:25 | 27 | [307] Skugor, Franko v Ignatik, Uladzimir [171] | 4-6,4-6 | |
| Challenger Andria | 11/23 11:00 | 26 | [337] Basso, Andrea v Skugor, Franko [307] | 6-7,6-3,3-6 | |
| Challenger Andria | 11/22 13:30 | 25 | [307] Skugor, Franko v Grigelis, Laurynas [271] | 6-3,7-6 | |
| Challenger Bratislava | 11/10 15:30 | 27 | [126] Lacko, Lukas v Skugor, Franko [334] | 6-1,3-6,6-3 | |
| Challenger Bratislava | 11/09 13:00 | 26 | [334] Skugor, Franko v Marton Fucsovics [84] | 6-7,6-4,6-3 | |
| Challenger Bratislava | 11/08 11:00 | 25 | [173] Aldin Setkic v Skugor, Franko [334] | 3-6,6-2,3-6 |