| Indonesia Masters - GD | 07/10 10:40 | 5 | Kobayashi/Matsutomo v Widianto/Mahmudin | L | 2-0 | |
| All England Open | 07/04 02:15 | 5 | Wang/Lee v Widianto/Mahmudin | L | 2-0 | |
| Indonesia Masters - GD | 01/23 11:40 | 5 | Ahmad/Natsir v Widianto/Mahmudin | L | 2-0 | |
| Swiss Open - Kwal. - DD | 01/16 03:45 | - | Widianto/Mahmudin v Chen/Cheah | L | 1-2 | |
| Giraldilla Int. XD | 10/28 07:00 | 1 | Fadhilah/Bernadet v Widianto/Mahmudin | L | 2-1 | |
| Giraldilla Int. XD | 10/27 08:30 | 1 | Abimanyu/Romadhini v Widianto/Mahmudin | W | 0-2 | |
| Giraldilla Int. XD | 09/10 08:37 | - | Widianto/Mahmudin v Prasetya/Oktaviani | L | 0-2 | |
| Giraldilla Int. XD | 09/10 07:00 | 1 | Widianto/Mahmudin v Prasetya/Oktaviani | L | 0-2 | |
| Giraldilla Int. XD | 09/09 07:00 | 2 | Chan/Cheah v Widianto/Mahmudin | W | 0-2 | |
| Giraldilla Int. XD | 09/08 10:45 | 3 | Widianto/Mahmudin v Yang/Sung | W | 2-1 | |
| Giraldilla Int. XD | 09/07 08:00 | 4 | Chen/Tew v Widianto/Mahmudin | W | 0-2 | |
| Giraldilla Int. XD | 09/06 04:10 | 5 | Lee/Yu v Widianto/Mahmudin | W | 0-2 |