| Finnish Open Qual | 04/04 13:15 | - | Aarnio, Henri v Onodera, Yusuke | L | 0-2 | |
| Orléans Masters | 03/19 20:00 | 6 | Maddaloni, Rosario v Aarnio, Henri | L | 2-0 | |
| Estonie Int. - | 01/11 11:00 | 1 | Must, Raul v Aarnio, Henri | L | 2-0 | |
| Giraldilla Int. XD | 10/31 17:10 | 5 | Lin, Dan v Aarnio, Henri | L | 2-0 | |
| Giraldilla Int. XD | 10/30 16:30 | 6 | Savin, Cristian v Aarnio, Henri | W | 1-2 | |
| Dutch Open | 10/09 18:15 | 6 | Verma, Sourabh v Aarnio, Henri | L | 2-0 | |
| Giraldilla Int. XD | 08/30 12:20 | 4 | Aarnio, Henri v Toby Penty | L | 1-2 | |
| Giraldilla Int. XD | 08/29 13:20 | 5 | Aarnio, Henri v Kim Bruun | W | 2-1 | |
| Giraldilla Int. XD | 06/16 09:30 | 1 | Mads Christophersen v Aarnio, Henri | L | 2-0 | |
| Giraldilla Int. XD | 06/15 10:25 | 1 | Aarnio, Henri v Bernardo Atilano | W | 2-0 | |
| Giraldilla Int. XD | 03/28 08:30 | 5 | Aarnio, Henri v Rasmus Gemke | L | 0-2 | |
| Giraldilla Int. XD | 03/27 16:50 | 6 | Aarnio, Henri v Mendrek, Adam | W | 2-0 | |
| Indonesia Masters XD | 02/16 11:00 | 1 | Joergensen, J. O. v Aarnio, Henri | L | 2-0 | |
| Indonesia Masters XD | 02/14 15:30 | 1 | Aarnio, Henri v Sesalan, Enis | W | 2-0 | |
| Indonesia Masters XD | 02/14 07:30 | 1 | Aarnio, Henri v Rikheim, Vegard | W | 2-0 | |
| Giraldilla Int. XD | 01/13 14:30 | 1 | Aarnio, Henri v Nilsson, Jacob | L | 0-2 | |
| Giraldilla Int. XD | 01/12 12:50 | 1 | Krausz, Gergely v Aarnio, Henri | W | 0-2 | |
| Giraldilla Int. XD | 01/12 08:00 | 1 | Aarnio, Henri v Schaenzler, Lars | D | Retired | |
| Giraldilla Int. XD | 12/06 10:30 | 1 | Magee, Joshua v Aarnio, Henri | L | 2-1 | |
| Indonesia Masters XD | 11/24 17:00 | 3 | Aarnio, Henri v Toby Penty | L | 0-2 | |
| Indonesia Masters XD | 11/24 10:40 | 4 | Subhankar Dey v Aarnio, Henri | W | 1-2 | |
| Indonesia Masters XD | 11/23 11:00 | 5 | Aarnio, Henri v Lau, Y. L. A. | W | 2-0 | |
| Indonesia Masters XD | 11/22 18:50 | 6 | Vlaar, Alex v Aarnio, Henri | W | 0-2 | |
| Dutch Open | 10/11 19:00 | 5 | Aarnio, Henri v Hans-Kristian Vittinghus | L | 0-2 | |
| Dutch Open | 10/11 09:00 | 6 | Aarnio, Henri v Sipani, Sahil | W | 2-0 | |
| Giraldilla Int. XD | 09/22 07:40 | 1 | Aarnio, Henri v Koenig, Joel | W | 2-0 | |
| Open d'Angleterre | 03/14 19:55 | 6 | Parsons, Sam v Aarnio, Henri | L | 2-0 | |
| Giraldilla Int. XD | 12/13 15:08 | - | Aarnio, Henri v Kodai Naraoka | L | 0-2 | |
| Giraldilla Int. XD | 12/13 10:48 | - | Dellenbach, Rudolf v Aarnio, Henri | W | 0-2 | |
| Giraldilla Int. XD | 12/07 15:06 | - | Aarnio, Henri v Woon Kok Hong | W | 2-1 |