| UTR Pro Cardiff | 02/24 09:00 | - | Christian Sigsgaard v Joe Tyler | Cancelled | |
| UTR Pro Cardiff | 02/23 10:15 | - | Max Benaim v Christian Sigsgaard | Cancelled | |
| ITF M25 Trento | 02/23 09:30 | - | Daniil Glinka v Christian Sigsgaard | 2-6,3-6 | |
| ITF M25 Trento | 02/22 13:30 | - | Christian Sigsgaard v Marvin Moeller | 6-3,7-6 | |
| ITF M25 Trento | 02/21 13:30 | - | Christian Sigsgaard v Dennis Novak | 6-4,6-2 | |
| ITF M25 Trento | 02/20 14:26 | - | Alessandro Pecci v Christian Sigsgaard | 3-6,2-6 | |
| ITF M25 Trento | 02/18 14:49 | - | Christian Sigsgaard v Nino Serdarusic | 7-6,6-2 | |
| ITF M25 Esch/Alzette | 01/23 13:30 | - |
Norbert Gombos
v
Christian Sigsgaard |
7-6,6-3 | |
| ITF M25 Esch/Alzette | 01/22 17:00 | - | Christian Sigsgaard v Rafael Ymer | 6-0,6-3 | |
| ITF M15 Doha | 12/21 07:00 | 28 | Christian Sigsgaard v Philip Hjorth | Cancelled | |
| ITF M15 Doha | 12/20 12:25 | 27 | Savriyan Danilov v Christian Sigsgaard | Retired | |
| ITF M15 Doha | 12/19 13:35 | 26 | Christian Sigsgaard v Tibo Colson | 5-7,6-4,6-2 | |
| ITF M15 Doha | 12/17 12:30 | 25 | Cem Ilkel v Christian Sigsgaard | 2-6,2-6 | |
| ITF M15 Doha | 12/12 11:55 | 26 | Christian Sigsgaard v Arthur Gea | 4-6,1-6 | |
| ITF M15 Doha | 12/10 14:30 | 25 | Amaury Raynel v Christian Sigsgaard | 6-7,6-2,3-6 | |
| ITF M25 Glasgow | 10/27 10:25 | 29 | Christian Sigsgaard v Anton Matusevich | 6-2,7-6 | |
| ITF M25 Glasgow | 10/26 10:45 | 28 | Harry Wendelken v Christian Sigsgaard | 3-6,3-6 | |
| ITF M25 Glasgow | 10/25 09:00 | 27 |
Viktor Durasovic
v
Christian Sigsgaard |
0-6,3-6 | |
| ITF M25 Glasgow | 10/24 13:25 | 26 | Christian Sigsgaard v Stuart Parker | 6-2,6-3 | |
| ITF M25 Glasgow | 10/23 12:30 | 25 | Christian Sigsgaard v Louis Wessels | 7-6,6-2 | |
| ITF M15 Offenbach | 10/15 14:55 | 25 | Christian Sigsgaard v Marc Majdandzic | 7-6,4-6,4-6 | |
| ITF M25 Falun | 09/27 15:00 | 28 | Christian Sigsgaard v Olle Wallin | 5-7,4-6 | |
| ITF M25 Falun | 09/26 13:15 | 27 | Max Wiskandt v Christian Sigsgaard | 1-6,6-7 | |
| ITF M25 Falun | 09/25 12:35 | 26 |
Christian Sigsgaard v
Matthew Dellavedova
|
6-2,6-2 | |
| ITF M25 Falun | 09/23 13:25 | 25 | Adam Heinonen v Christian Sigsgaard | 6-7,1-6 | |
| ITF M15 Ystad | 08/15 08:55 | 26 | Christian Sigsgaard v Adam Heinonen | 5-7,6-3,2-6 | |
| ITF M15 Ystad | 08/14 12:05 | 25 | Christian Sigsgaard v Leyton Rivera | 6-3,6-1 | |
| ITF M15 Alkmaar | 06/28 15:00 | 27 | Adrian Oetzbach v Christian Sigsgaard | 6-4,7-6 | |
| ITF M15 Alkmaar | 06/27 15:50 | 26 | Marc Majdandzic v Christian Sigsgaard | 2-6,6-3,1-6 | |
| ITF M15 Alkmaar | 06/26 08:55 | 25 | Christian Sigsgaard v Sidane Pontjodikromo | 6-2,6-4 |
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