| ITF Indonesia F3 | 02/23 03:00 | 26 | Sebastian Fanselow v Matsuzaki, Yutaro | 6-3,6-1 | |
| ITF Indonesia F3 | 02/22 07:10 | 25 | Sebastian Fanselow v Montero, Jorge | 6-3,6-3 | |
| ITF Indonesia F2 | 02/19 07:00 | 29 | Kelly, Dayne v Sebastian Fanselow | 3-6,3-6 | |
| ITF Indonesia F2 | 02/18 04:15 | 28 | Sebastian Fanselow v Pasha, Nathan | 6-3,6-2 | |
| ITF Indonesia F2 | 02/17 03:00 | 27 | Sebastian Fanselow v King, Evan | 6-2,6-2 | |
| ITF Indonesia F2 | 02/16 03:30 | 26 | Rungkat, Christopher v Sebastian Fanselow | Retired | |
| ITF Indonesia F2 | 02/15 04:45 | 25 | Sebastian Fanselow v Masaya Kobayashi | 6-3,6-3 | |
| Challenger Launceston | 02/07 04:45 | 25 | Sebastian Fanselow v Max Purcell | 6-4,4-6,6-7 | |
| Launceston, Australia | 02/05 01:45 | 54 | Sebastian Fanselow v Pasha, Nathan | 6-4,6-1 | |
| Launceston, Australia | 02/04 04:40 | 46 | Sebastian Fanselow v Daciek, Patrick | 6-1,6-3 | |
| Challenger - Burnie - Qualifications | 01/29 04:10 | 54 | Sebastian Fanselow v Frawley, James | 2-6,6-3,5-7 | |
| Challenger - Burnie - Qualifications | 01/28 04:15 | 46 | Sebastian Fanselow v Tomislav E Papac | 6-0,6-1 | |
| ITF USA F2 | 01/14 18:00 | 28 | Marcos Giron v Sebastian Fanselow | 6-7,7-6,6-2 | |
| ITF USA F2 | 01/13 23:40 | 27 | Sebastian Fanselow v Craig, Henry | 6-1,6-0 | |
| ITF USA F2 | 01/13 19:00 | 26 | Sebastian Fanselow v Song, Evan | 7-5,6-3 | |
| ITF USA F2 | 01/12 02:15 | 25 | Kaichi Uchida v Sebastian Fanselow | 3-6,4-6 | |
| ITF USA F1 | 01/06 18:00 | 27 | Sebastian Fanselow v Yannick Hanfmann | 6-2,2-6,2-6 | |
| ITF USA F1 | 01/05 23:05 | 26 | Nevolo, Dennis v Sebastian Fanselow | 2-6,2-6 | |
| ITF USA F1 | 01/03 19:15 | 25 | de Paula, Fabiano v Sebastian Fanselow | 1-6,2-6 | |
| USA F34, Singles | 10/28 20:35 | 27 | Bemelmans, Ruben v Sebastian Fanselow | 2-6,7-6,6-1 | |
| USA F34, Singles | 10/27 23:00 | 26 | Marcos Giron v Sebastian Fanselow | 4-6,3-6 | |
| USA F34, Singles | 10/25 17:00 | 25 | Sutter, Brandon L v Sebastian Fanselow | 1-6,4-6 | |
| ITF USA F32 | 10/19 22:00 | 25 | Sebastian Fanselow v Spencer, Wil | 6-4,3-6,2-6 | |
| ITF USA F31 | 10/14 15:00 | 27 | Bhambri, Yuki v Sebastian Fanselow | 6-4,6-4 | |
| ITF USA F31 | 10/13 15:00 | 26 | Hiltzik, Jared v Sebastian Fanselow | 2-6,1-6 | |
| ITF USA F31 | 10/12 17:00 | 25 | Lammons, Nathaniel v Sebastian Fanselow | 3-6,3-6 | |
| Others | 10/02 17:00 | 29 | Garanganga, Takanyi v Sebastian Fanselow | 1-6,6-7 | |
| ITF USA F30 | 10/01 20:20 | 28 | Marcos Giron v Sebastian Fanselow | 5-7,1-6 | |
| ITF USA F30 | 09/30 17:00 | 27 | Sebastian Fanselow v Gomez, Alejandro | 6-4,7-6 | |
| ITF USA F30 | 09/29 16:30 | 26 | Sebastian Fanselow v Keegan Smith | 6-2,6-2 |