| Open da Austrália | 01/11 13:50 | 60 | [181] Roman Safiullin v Oscar Otte [140] | 7-6,6-4 | |
| Challenger - Hamburgo | 10/29 12:00 | 26 | [134] Oscar Otte v Cedrik-Marcel Stebe [143] | 3-6,3-6 | |
| Challenger - Hamburgo | 10/28 14:35 | 25 | [134] Oscar Otte v Marc-Andrea Huesler [154] | 6-2,6-3 | |
| ATP - Colónia 2 | 10/22 16:00 | 26 | [141] Oscar Otte v Diego Schwartzman [9] | 3-6,2-6 | |
| ATP - Colónia 2 | 10/20 17:00 | 25 | [141] Oscar Otte v Dennis Novak [91] | 6-3,6-2 | |
| ATP - Colónia 2 | 10/18 10:30 | 164 | [142] Oscar Otte v Damir Dzumhur [113] | Retired | |
| ATP - Colónia 2 | 10/17 13:50 | 64 | [82] Radu Albot v Oscar Otte [142] | 6-7,4-6 | |
| ATP - Colónia | 10/14 12:00 | 26 | [142] Oscar Otte v Radu Albot [82] | 4-6,7-5,5-7 | |
| ATP - Colónia | 10/12 12:00 | 25 | [32] Jan-Lennard Struff v Oscar Otte [142] | 4-6,3-6 | |
| ATP - Colónia | 10/11 09:00 | 164 | [137] Oscar Otte v Marc Polmans [122] | 6-7,6-4,6-4 | |
| ATP - Colónia | 10/10 10:20 | 64 | [61] Dominik Koepfer v Oscar Otte [137] | 1-6,2-6 | |
| Open de França | 09/23 09:45 | 15 | [170] Dmitry Popko v Oscar Otte [137] | 7-5,7-6 |