| Czech TT Star Series | 07/23 10:35 | - | Daniel Kosiba v Ondrej Bajger | W | 3-0 | |
| Czech TT Star Series | 07/23 08:30 | - | Daniel Kosiba v Frantisek Onderka | W | 3-0 | |
| Czech TT Star Series | 07/23 07:15 | - | Tomas Konecny v Daniel Kosiba | L | 3-0 | |
| Qatar Open XD | 03/29 10:40 | 1 | Daniel Kosiba v Guiterrez, Marc | W | 4-2 | |
| Qatar Open XD | 03/06 14:40 | 1 | Sathiyan Gnanasekaran v Daniel Kosiba | L | 4-0 | |
| Qatar Open XD | 01/16 16:20 | 1 | Tomas Konecny v Daniel Kosiba | L | 4-2 | |
| Qatar Open XD | 01/16 12:10 | 1 | Franco, Carlos v Daniel Kosiba | W | 0-4 | |
| Qatar Open 2019, MS | 12/20 18:50 | - | Daniel Kosiba v Maxim Kiselev | L | 0-3 | |
| Qatar Open 2019, MS | 12/01 19:20 | - | Par Gerell v Daniel Kosiba | L | 3-2 | |
| Qatar Open 2019, MS | 10/26 13:58 | - | Shibaev, Alexander v Daniel Kosiba | L | 3-1 | |
| Qatar Open XD | 09/19 10:30 | 1 | Daniel Kosiba v Takami, Masaki | L | 0-4 | |
| Qatar Open XD | 08/22 15:30 | 1 | Daniel Kosiba v Kapolnek, Narayan | W | 4-0 | |
| Qatar Open 2019, MS | 02/10 12:22 | - | Mizutani, Jun v Daniel Kosiba | L | 3-1 | |
| Qatar Open 2019, MS | 01/27 19:17 | - | Daniel Kosiba v Samsonov, Vladimir | L | 1-3 | |
| Qatar Open 2019, MS | 12/01 19:46 | - | Oversjo, Mattias v Daniel Kosiba | W | 2-3 | |
| Qatar Open 2019, MS | 12/01 16:59 | - | Yang Wang v Daniel Kosiba | L | 3-0 | |
| Qatar Open 2019, MS | 11/24 19:48 | - | Daniel Kosiba v Niagol Stoyanov | L | 2-3 | |
| Qatar Open 2019, MS | 11/04 15:53 | - | Vlasov, Grigory v Daniel Kosiba | L | 3-0 | |
| Qatar Open 2019, MS | 10/28 17:19 | - | Daniel Kosiba v Oversjo, Mattias | W | 3-0 | |
| Qatar Open XD | 10/19 15:54 | - | Daniel Kosiba v Mihai Bobocica | L | 1-4 | |
| Qatar Open XD | 10/19 13:45 | - | Daniel Kosiba v Aleksandr Smirnov | W | 4-0 | |
| Qatar Open XD | 10/18 18:26 | - | Tomislav Pucar v Daniel Kosiba | L | 4-3 | |
| Qatar Open XD | 10/18 10:32 | - | Daniel Kosiba v Craig Howieson | W | 4-0 | |
| Qatar Open 2019, MS | 10/06 21:05 | - | Flore, Tristan v Daniel Kosiba | L | 3-1 | |
| Qatar Open 2019, MS | 10/06 17:50 | - | Marcos Freitas v Daniel Kosiba | L | 3-2 | |
| Qatar Open XD | 09/01 12:10 | 1 | Daniel Kosiba v Wisutmaythangkoon, Supanut | L | 3-4 |