Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Nevers | 2019/10/03 09:00 | Guenther, Valentin v Dan Added | 3-6,2-6 |
| Horgen, Singles Qualifying M-ITF-SUI-03A | 2019/08/30 11:00 | Guenther, Valentin v Damien Wenger | 1-6,4-6 |
| Horgen, Singles Qualifying M-ITF-SUI-03A | 2019/08/28 11:25 | Antoine Bellier v Guenther, Valentin | 4-6,7-6,3-6 |
| ITF M15 Ueberlingen | 2019/08/22 08:00 | Peter Heller v Guenther, Valentin | 6-4,6-3 |
| ITF M15 Ueberlingen | 2019/08/21 09:35 | Guenther, Valentin v Fellin, Manfred | 3-6,6-2,6-1 |
| ITF M25 Kassel | 2019/07/19 12:00 | Doumbia, Sadio v Guenther, Valentin | 7-5,6-2 |
| ITF M25 Kassel | 2019/07/18 09:00 | Marek Gengel v Guenther, Valentin | 7-6,2-6,4-6 |
| ITF M25 Kassel | 2019/07/17 09:30 | Guenther, Valentin v Reboul, Fabien | 6-4,2-6,6-1 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/05 16:00 | Rodriguez-Pace, Ricardo v Panta Herreros, Jorge Brian | 4-6,6-3,6-4 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/04 22:05 | Rodriguez-Pace, Ricardo v Olivares, Jose | 6-2,7-6 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/04 15:00 | Rodriguez-Pace, Ricardo v Patino, Luis | 7-6,6-4 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/02 16:00 | Rodriguez-Pace, Ricardo v Mora, Daniel | 6-1,6-2 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/01 17:00 | Rodriguez-Pace, Ricardo v Felix, Jesus Francisco | 6-0,6-0 |
| Santa Tecla, Singles M-ITF-ESA-01A | 2019/10/01 17:00 | Rodriguez-Pace, Ricardo v Jesus F. Felix | 6-0,6-0 |
| ITF M25 Harlingen | 2019/09/26 23:45 | Rodriguez-Pace, Ricardo v Nanda, Govind | 2-6,5-7 |
| ITF M25 Harlingen | 2019/09/26 00:50 | Rodriguez-Pace, Ricardo v A.J Catanzariti | 6-2,6-2 |