| Indonesia Masters XD | 07/10 10:40 | 5 | Kobayashi Y / Matsutomo M v Widianto R / Mahmudin M | L | 2-0 | |
| Open d'Angleterre | 07/04 02:15 | 5 | Lee / Wang v Widianto R / Mahmudin M | L | 2-0 | |
| Indonesia Masters XD | 01/23 11:40 | 5 | Ahmad T / Natsir L v Widianto R / Mahmudin M | L | 2-0 | |
| Open de Suisse - Doubles Femmes - Qualif. | 01/16 03:45 | - | Widianto R / Mahmudin M v Chen/Cheah | L | 1-2 | |
| Giraldilla Int. XD | 10/28 07:00 | 1 | Fadhilah I / Bernadet P Z v Widianto R / Mahmudin M | L | 2-1 | |
| Giraldilla Int. XD | 10/27 08:30 | 1 | Abimanyu F / Romadhini B F v Widianto R / Mahmudin M | W | 0-2 | |
| Giraldilla Int. XD | 09/10 08:37 | - | Widianto R / Mahmudin M v Prasetya A E / Oktavianti M D | L | 0-2 | |
| Giraldilla Int. XD | 09/10 07:00 | 1 | Widianto R / Mahmudin M v Prasetya A E / Oktavianti M D | L | 0-2 | |
| Giraldilla Int. XD | 09/09 07:00 | 2 | Chan/Cheah v Widianto R / Mahmudin M | W | 0-2 | |
| Giraldilla Int. XD | 09/08 10:45 | 3 | Widianto R / Mahmudin M v Yang / Sung | W | 2-1 | |
| Giraldilla Int. XD | 09/07 08:00 | 4 | Chen T J / Tew J J v Widianto R / Mahmudin M | W | 0-2 | |
| Giraldilla Int. XD | 09/06 04:10 | 5 | Lee F J / Yu C H v Widianto R / Mahmudin M | W | 0-2 |