| ITF M25 Esch/Alzette | 07/09 08:00 | 44 | Joaquin Leon Macchiavello v Buehler, Sebastian | 6-0,6-3 | |
| ITF M25 Jablonec Nad Nisou | 05/29 08:00 | 62 | 사카모토, 페드로 v Buehler, Sebastian | 6-1,6-1 | |
| ITF M25 Most | 05/21 09:00 | 62 | Dylan Dietrich v Buehler, Sebastian | 6-0,6-0 | |
| ITF M15 Meerbusch | 04/23 08:00 | 62 | Buehler, Sebastian v 레세크, 도미니크 | 2-6,3-6 | |
| ITF M25 Agadir | 08/01 10:25 | 44 | Buehler, Sebastian v 피오렌티니, 안드레아 | 2-6,3-6 | |
| ITF M25 Telfs | 07/10 08:00 | 62 | Buehler, Sebastian v 타디아, 레오날도 | 6-1,0-6,4-10 | |
| ITF M25 Koksijde | 08/15 11:55 | 54 | Buehler, Sebastian v 스펠레, 존 | Retired | |
| ITF M15 Antalya | 05/09 07:00 | 62 | 코프, 산드로 v Buehler, Sebastian | 6-0,6-3 | |
| ITF France F17 | 09/09 08:00 | 54 | Buehler, Sebastian v 벤데크, 조세 다니엘 | Retired | |
| ITF Germany F12 | 08/12 08:00 | 62 | Buehler, Sebastian v 그라프, 도미니크 | 2-6,1-6 | |
| ITF Germany F12 | 08/21 08:00 | 54 | Schmidt, Gabriel v Buehler, Sebastian | 6-1,6-1 | |
| ITF Germany F11 | 08/13 08:00 | 62 | Sciboz, Luc v Buehler, Sebastian | 0-6,1-6 | |
| ITF Germany F11 | 08/13 08:00 | 62 | Regus, Ralph v Buehler, Sebastian | 6-1,6-0 | |
| ITF Morocco F1 | 07/16 11:00 | 44 | 베실, 안드레아 v Buehler, Sebastian | Retired | |
| ITF Morocco F1 | 07/15 14:00 | 44 | Buehler, Sebastian v Lavanchy, Nathan | 4-6,6-1,6-3 | |
| ITF Austria F1 | 07/01 07:00 | 62 | Buehler, Sebastian v Hruncak, Dominik | 4-6,1-6 | |
| ITF Netherlands F2 Qual | 06/25 09:00 | 44 | 칼, 시몬 v Buehler, Sebastian | 6-0,6-0 | |
| ITF Netherlands F2 Qual | 06/24 09:00 | 44 | Musset, Simon v Buehler, Sebastian | 6-7,0-6 | |
| Czech Republic F2, Singles | 05/20 08:00 | 62 | Zawisza, Pawel v Buehler, Sebastian | 6-0,6-1 | |
| ITF Czech Republic F1 Qual | 05/13 13:00 | 62 | 티코미로브, 마크심 v Buehler, Sebastian | 6-2,6-1 | |
| ITF Tunisia F1 | 01/08 08:30 | 62 | 크레파트, 바프티스트 v Buehler, Sebastian | 4-6,6-1,6-1 | |
| Kuwait F3, Singles Qualifying | 11/12 23:00 | 54 | AL Mousa, Hassan v Buehler, Sebastian | 6-4,6-0 | |
| Kuwait F3, Singles Qualifying | 11/12 06:55 | - | Gibran Ul Haq v Buehler, Sebastian | 1-6,2-6 | |
| ITF Turkey F42 | 10/15 09:30 | 62 | Buehler, Sebastian v Gulcur, Polat | 3-6,5-7 | |
| ITF Turkey F41 | 10/09 07:30 | 44 | Ferrando, Nicolas v Buehler, Sebastian | 6-2,6-3 | |
| ITF France F21 | 10/01 08:00 | 54 | 드라고니, 알레산드로 v Buehler, Sebastian | 6-3,6-1 | |
| ITF France F18 Qual | 09/11 09:55 | 54 | Buehler, Sebastian v Glancy, Daniel | 0-6,3-6 | |
| ITF Belgium F11 | 08/20 11:15 | 44 | Ramirez, Crisanto v Buehler, Sebastian | 2-6,6-2,3-6 | |
| ITF Germany F11 | 08/14 08:30 | 62 | Buehler, Sebastian v Novotny, David | 2-6,0-6 | |
| Tunisia F15, Singles Qualifying | 04/16 11:00 | 62 | 클로크, 데니스 v Buehler, Sebastian | 6-0,6-0 |