Round: 25 Ground: Clay
| ITF Belgium F7 | 2016/07/28 07:30 | Salman, Omar v Rossier, Simeon | 7-5,6-4 |
| ITF Turkey F27 | 2016/07/06 13:00 | Statzberger, Thomas v Rossier, Simeon | 6-1,6-1 |
| ITF Turkey F24 | 2016/06/18 14:35 | Rossier, Simeon v Sieber, Marc | 2-6,0-6 |
| ITF Turkey F24 | 2016/06/17 11:30 | Rossier, Simeon v Sarp Agabigun | 6-3,6-4 |
| ITF Turkey F24 | 2016/06/16 14:20 | Boluda-Purkiss, Carlos v Rossier, Simeon | 6-7,4-6 |
| ITF Turkey F24 | 2016/06/14 12:45 | Rossier, Simeon v Gelhardt, Luca | 2-6,6-4,6-1 |
| ITF Turkey F23 MD | 2016/06/07 14:35 | Rossier, Simeon v Ruppli, Andrew | 0-6,3-6 |
| Turkey F20, Singles Qualifying | 2016/05/20 10:00 | Dimitar Kuzmanov v Rossier, Simeon | 3-6,6-1,6-0 |
| ITF Germany F9 | 2016/08/01 08:00 | Keist, Luca v Serrano, Sebastian | 2-6,6-7 |
| ITF Switzerland F2 Qual | 2016/02/13 13:00 | Keist, Luca v Niels Lootsma | 4-6,2-6 |
| ITF Switzerland F2 Qual | 2016/02/13 08:00 | Vitaliy Sachko v Keist, Luca | 6-3,1-6,5-7 |
| ITF Switzerland F1 Qual | 2016/02/07 10:00 | Daniel Altmaier v Keist, Luca | 6-1,6-1 |
| ITF Germany F15 | 2015/10/04 08:00 | Keist, Luca v Krstev, Ondrej | 4-6,4-6 |
| ITF Germany F15 | 2015/10/04 08:00 | Keist, Luca v Hoeveler, Leon | 3-6,7-5,7-5 |
| ITF Turkey F38 | 2015/09/24 16:10 | Niesten, Miliaan v Keist, Luca | 6-1,6-3 |
| ITF Turkey F38 | 2015/09/20 12:00 | Shubladze, Vazha v Keist, Luca | 2-6,2-6 |