| Dutch Open | 2018/10/09 16:40 | Dinuka Karunaratna v Karan Rajan Rajarajan | L | 2-1 |
| Swiss Open - Dublu Feminin - Calificari | 2018/09/12 15:04 | Kari Gunnarsson v Karan Rajan Rajarajan | W | 0-2 |
| Swiss Open - Dublu Feminin - Calificari | 2018/09/12 11:00 | Rasmus Messerschmidt v Karan Rajan Rajarajan | W | 0-2 |
| Giraldilla Int. XD | 2018/08/29 08:50 | Karan Rajan Rajarajan v Riichi Takeshita | L | 0-2 |
| Swiss Open - Dublu Feminin - Calificari | 2018/08/28 12:08 | Karan Rajan Rajarajan v Joshua Magee | W | 2-0 |
| Swiss Open - Dublu Feminin - Calificari | 2018/08/28 09:56 | Karan Rajan Rajarajan v Kari Gunnarsson | W | 2-0 |
| Giraldilla Int. XD | 2018/05/09 03:20 | Karan Rajan Rajarajan v Sony Dwi Kuncoro | L | 0-2 |
| Giraldilla Int. XD | 2018/05/02 03:30 | Kantaphon Wangcharoen v Karan Rajan Rajarajan | L | 2-1 |
| Giraldilla Int. XD | 2018/10/30 17:15 | Rosario Maddaloni v Lucas Claerbout | L | 0-2 |
| Giraldilla Int. XD | 2018/08/29 12:50 | Rosario Maddaloni v Vladimir Malkov | L | 1-2 |
| All England Open | 2018/07/30 02:50 | Kenta Nishimoto v Rosario Maddaloni | L | 2-0 |
| Swiss Open - Dublu Feminin - Calificari | 2018/07/17 00:56 | Rosario Maddaloni v R. M. V. Gurusaidutt | L | 0-2 |
| Giraldilla Int. XD | 2018/06/13 19:10 | Kalle Koljonen v Rosario Maddaloni | L | 2-0 |
| Indonesia Masters - Dublu Mixt | 2018/04/24 10:00 | Gergely Krausz v Rosario Maddaloni | L | 2-0 |
| Giraldilla Int. XD | 2018/03/28 07:40 | Eetu Heino v Rosario Maddaloni | L | 2-0 |
| Giraldilla Int. XD | 2018/03/08 15:55 | Matheus Voigt v Rosario Maddaloni | W | 0-2 |