| Katar Open - Damen | 2018/11/30 18:32 | Marek Badowski v Tamas Lakatos | W | 3-2 |
| Qatar Open - Gemischtes Doppel | 2018/10/30 16:00 | Anton Kallberg v Marek Badowski | L | 4-1 |
| Katar Open - Damen | 2018/10/26 18:45 | Joao Geraldo v Marek Badowski | L | 3-0 |
| Katar Open - Damen | 2018/10/12 17:02 | Marek Badowski v Patrick Franziska | W | 3-2 |
| Katar Open - Damen | 2018/09/21 18:00 | Daniel Habesohn v Marek Badowski | L | 4-2 |
| Katar Open - Damen | 2018/09/20 16:10 | Marek Badowski v Kirill Skachkov | W | 4-1 |
| Qatar Open - Gemischtes Doppel | 2018/09/19 13:05 | Niagol Stoyanov v Marek Badowski | W | 3-4 |
| Qatar Open - Gemischtes Doppel | 2018/09/18 10:00 | Marek Badowski v Carlos Caballero | W | 4-3 |
| Tschechien - Extraleague | 2018/11/16 07:40 | Zihao Zhao v Abdullah Yigenler | L | 3-0 |
| Qatar Open - Gemischtes Doppel | 2018/11/14 15:30 | Yukiya Uda v Abdullah Yigenler | W | 0-3 |
| Tschechien - Extraleague | 2018/11/14 10:10 | Abdullah Yigenler v Koyo Kanamitsu | L | 2-4 |
| Qatar Open - Gemischtes Doppel | 2018/11/13 15:00 | Abdullah Yigenler v Nikita Artemenko | W | 3-2 |
| Qatar Open - Gemischtes Doppel | 2018/11/13 06:00 | Abdullah Yigenler v Andrei Labanau | W | 3-0 |
| Qatar Open - Gemischtes Doppel | 2018/09/18 09:15 | Truls Moregard v Abdullah Yigenler | L | 4-3 |
| Qatar Open - Gemischtes Doppel | 2018/08/15 08:50 | Daniel Habesohn v Abdullah Yigenler | L | 4-1 |
| Qatar Open - Gemischtes Doppel | 2018/03/14 11:00 | Viktor Yefimov v Abdullah Yigenler | W | 8-11 |