| ITF France F16 | 07/20 09:00 | 26 | 태틀로트, 조한 세바스티엔 v Rossier, Simeon | 6-0,6-1 | |
| ITF France F16 | 07/18 10:00 | 25 | Rossier, Simeon v 베아우그, 맥센스 | 7-6,6-2 | |
| ITF Germany F7 | 07/11 10:45 | 25 | 카사노바, 헤르난 v Rossier, Simeon | 6-1,6-4 | |
| ITF France F14 | 07/04 12:25 | 25 | Rossier, Simeon v 시테운, 나단 | 1-6,6-3,5-7 | |
| ITF Israel F10 | 06/13 12:20 | 25 | Rossier, Simeon v 엘리아 알론 | 2-6,2-6 | |
| ITF Israel F9 | 06/08 09:20 | 26 | Rossier, Simeon v 풀가르-가르시아, 자비엘 | 6-2,2-6,6-7 | |
| ITF Israel F9 | 06/07 13:30 | 25 | Rossier, Simeon v 엘바즈, 사하르 | 6-7,6-2,6-2 | |
| ITF Israel F8 | 05/23 07:00 | 25 | 하손, 조르단 v Rossier, Simeon | 6-4,1-6,6-4 | |
| ITF Israel F7 | 05/16 09:00 | 25 | Goldengoren, Tal v Rossier, Simeon | 4-6,6-1,7-6 | |
| ITF Israel F6 | 05/09 09:30 | 25 | Rossier, Simeon v Guez, David | 0-6,1-6 | |
| ITF France F7 Qual | 03/18 09:55 | 54 | Rossier, Simeon v 안젤, 자이미 플로이드 | 6-7,4-6 | |
| ITF France F6 | 03/14 11:10 | 25 | Rossier, Simeon v 오테, 오스칼 | 3-6,2-6 | |
| ITF France F6 Qual | 03/13 08:00 | 54 | Rossier, Simeon v Fomba, Luc | 6-4,7-6 | |
| ITF France F6 Qual | 03/12 08:30 | 54 | Rossier, Simeon v 폰티코, 휴고 | 6-3,6-3 | |
| ITF France F5 Qual | 03/05 09:00 | 54 | Rossier, Simeon v Marie, Jules | 2-6,4-6 | |
| ITF France F5 Qual | 03/04 11:10 | 54 | Rossier, Simeon v 레이몬드, 아서 | 7-5,6-3 | |
| ITF Switzerland F2 | 02/16 17:35 | 27 | 핸프만, 야니크 v Rossier, Simeon | 6-4,6-4 | |
| ITF Switzerland F2 | 02/15 12:45 | 26 | Rossier, Simeon v 헤메리, 칼빈 | 6-4,7-6 | |
| ITF Switzerland F2 | 02/13 17:50 | 25 | Rossier, Simeon v 보셀, 아드리엔 | 6-3,6-7,7-6 | |
| ITF Switzerland F1 | 02/09 14:00 | 26 | 로콜리, 로렌트 v Rossier, Simeon | 6-4,7-6 | |
| ITF Switzerland F1 | 02/08 16:50 | 25 | Rossier, Simeon v Dubail, Julien | 4-6,6-3,6-4 | |
| ITF Switzerland F1 Qual | 02/06 12:00 | 62 | Rossier, Simeon v 카바트세브, 키릴 | 6-0,6-4 | |
| ITF Switzerland F1 Qual | 02/05 11:30 | 62 | Rossier, Simeon v 슈아어, 조나스 | 6-3,6-2 | |
| ITF Switzerland F1 Qual | 02/04 11:00 | 62 | Rossier, Simeon v 카엘린, 야니크 | 6-1,6-3 | |
| ITF France F3 | 01/25 10:30 | 26 | Rossier, Simeon v 그레니어, 휴고 | 5-7,3-6 | |
| ITF France F3 | 01/23 14:15 | 25 | 에차르구이, 모에즈 v Rossier, Simeon | 6-4,5-7,3-6 | |
| ITF France F3 Qual | 01/22 12:35 | 54 | Rossier, Simeon v 엘하드, 마티스 | Retired | |
| ITF France F3 Qual | 01/21 13:00 | 54 | Rossier, Simeon v 라미아라마나나, 로포 | 7-5,6-2 | |
| ITF Egypt F32 | 11/11 14:00 | 27 | Rossier, Simeon v 마모운, 카림-모하메드 | 2-6,2-6 | |
| ITF Egypt F32 | 11/10 15:25 | 26 | Rossier, Simeon v 테르크진스키, 마테우즈 | 3-6,6-3,6-4 |