| ITF Romania F1 | 05/03 07:00 | - | Weissborn, Tristan v Protopopescu, Vlad | 6-4,6-1 | |
| ITF Romania F1 | 05/02 07:00 | - | Weissborn, Tristan v ヴァレンティン・ヴァンタ | 6-0,6-1 | |
| ITF Turkey F13 | 03/28 08:00 | - | Weissborn, Tristan v Soltoianu, Andrei | 6-1,6-1 | |
| Turkey F12, Singles Qualifying | 03/27 12:00 | - | Dmitriev, Kirill v Weissborn, Tristan | 6-3,6-3 | |
| Turkey F12, Singles Qualifying | 03/26 09:45 | - | Bois, Michael v Weissborn, Tristan | Retired | |
| Turkey F12, Singles Qualifying | 03/25 13:15 | - | Weissborn, Tristan v デニス・ノバック | 3-6,6-2,6-1 | |
| Turkey F12, Singles Qualifying | 03/22 07:30 | - | Weissborn, Tristan v Davanzo, Killian | 6-0,6-0 | |
| ITF Turkey F11 | 03/20 09:50 | - | Weissborn, Tristan v Sieber, Marc | 2-6,3-6 | |
| ITF Turkey F11 | 03/19 07:30 | - | Huta Galung, Jesse v Weissborn, Tristan | 1-6,4-6 | |
| ITF Turkey F11 | 03/17 09:00 | - | サルプ・アーガビガン v Weissborn, Tristan | 2-6,0-6 | |
| ITF Turkey F3 | 02/27 09:30 | - | アダム・パヴラシェク v Weissborn, Tristan | 6-3,6-4 | |
| ITF Turkey F3 | 02/26 14:55 | - | ロビン・スタネック v Weissborn, Tristan | 6-2,5-7,8-10 | |
| ITF Turkey F7 | 02/18 07:30 | - | マルティンス・ポズス v Weissborn, Tristan | 6-2,6-4 | |
| ITF Turkey F7 | 02/17 07:30 | - | Weissborn, Tristan v ガオ・シン | 6-2,7-5 | |
| ITF Turkey F7 | 02/14 07:00 | - | Weissborn, Tristan v Altuna, Tuna | 6-0,6-4 | |
| Turkey F6, Singles Qualifying | 02/09 10:05 | - | Weissborn, Tristan v Johansson, Morgan | 4-6,4-6 | |
| Turkey F6, Singles Qualifying | 02/08 11:00 | - | Weissborn, Tristan v ジョシュア・パリ | 6-3,6-4 | |
| Turkey F6, Singles Qualifying | 02/07 11:00 | - | Weissborn, Tristan v Tao, Jun Nan | 6-1,6-0 | |
| ITF Turkey F42 | 11/27 07:00 | - | Weissborn, Tristan v Mylokostov, Denys | 6-2,4-6,1-6 | |
| ITF Turkey F42 | 11/26 12:05 | - | Weissborn, Tristan v ニールス・ローツマ | 6-2,6-0 | |
| ITF Turkey F41 | 11/21 12:00 | - | Weissborn, Tristan v セム・イルケル | 5-7,6-0,6-3 | |
| ITF Turkey F41 | 11/20 12:30 | - | グリェクスポーア,スコット v Weissborn, Tristan | 6-7,6-4,6-7 | |
| ITF Turkey F40 | 11/13 10:05 | - | クラウィエツ,ケヴィン v Weissborn, Tristan | 6-1,6-4 | |
| ITF Turkey F40 | 11/10 08:30 | - | Weissborn, Tristan v クリヴォイ,ユリィ | 6-2,6-3 | |
| ITF Turkey F38 | 10/29 09:15 | - | ペドヤ・クルスチン v Weissborn, Tristan | 6-4,7-5 | |
| ITF Austria F8 | 08/21 10:00 | - | Trubrig, Christian v Weissborn, Tristan | 6-1,6-2 | |
| ITF Austria F6 | 08/04 12:30 | - | マルコ・ボルトロッティ v Weissborn, Tristan | 3-6,6-2,6-1 | |
| ITF Austria F6 | 08/03 09:00 | - | Weissborn, Tristan v Jakob, Florian | 6-7,6-1,6-2 | |
| ITF Austria F4 | 07/18 14:35 | - | Trubrig, Christian v Weissborn, Tristan | 6-2,6-3 | |
| ITF Austria F4 | 07/16 09:00 | - | Weissborn, Tristan v ヤン・サトラル | 6-4,4-6,6-1 |