Stadium: Court 1 Round: 54 Ground: Hardcourt indoor
| Mulhouse, Singles M-ITF-FRA-16A | 2019/09/08 08:00 | Frost, Linus v Alexandre Aubriot | 6-3,6-2 |
| ITF - M15 Kalmar | 2019/05/15 10:50 | Ruzgas, Marius v Frost, Linus | 6-7,7-6,7-6 |
| Karlskrona, Singles Qualifying M-ITF-SWE-01A | 2019/05/07 14:00 | Frost, Linus v Yitbarek, Simon | 6-7,6-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/16 08:30 | Frost, Linus v Urbanija, Mike | 1-6,0-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/10 09:35 | Larriere, Clement v Frost, Linus | 7-6,7-6 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/02 08:00 | Frost, Linus v Lorenzo Bocchi | 2-6,1-6 |
| ITF - M15 Sharm El Sheikh | 2019/02/20 10:15 | Fajing Sun v Frost, Linus | 6-4,7-5 |
| ITF - M15 Sharm El Sheikh | 2019/02/14 10:55 | Frost, Linus v Lakat, Florian | 3-6,6-3,3-6 |
| Horgen, Singles Qualifying M-ITF-SUI-03A | 2019/08/27 10:00 | Mischa Lanz v Veldheer, Mick | 2-6,3-6 |
| Schlieren, Singles M-ITF-SUI-02A | 2019/08/22 13:05 | Slobodchikov, Ronald v Mischa Lanz | 6-0,6-3 |
| Schlieren, Singles M-ITF-SUI-02A | 2019/08/21 11:30 | Urbanija, Mike v Mischa Lanz | 3-6,6-1,3-6 |
| Schlieren, Singles M-ITF-SUI-02A | 2019/08/19 14:30 | Mischa Lanz v Neil Oberleitner | 6-2,6-0 |
| Schlieren, Singles M-ITF-SUI-02A | 2019/08/19 08:00 | Mischa Lanz v Fiacan, Stefan | 6-0,6-3 |
| ITF M25 Oberentfelden | 2019/02/04 08:30 | Ollert, Lukas v Mischa Lanz | 6-3,6-2 |
| ITF Tunisia F35 | 2018/10/09 10:35 | Mischa Lanz v Bogdan Bobrov | 5-7,3-6 |
| ITF Tunisia F35 | 2018/10/08 08:30 | Mischa Lanz v Lamberti, Edoardo | 6-2,6-0 |