Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| Challenger Bangkok MD | 2019/02/13 09:00 | Balaji/Kadhe v Ratiwatana/Ratiwatana | 6-1,6-3 |
| Challenger Launceston MD | 2019/01/29 04:15 | Banes/Ellis v Ratiwatana/Ratiwatana | 6-4,4-6,10-8 |
| Challenger Burnie MD | 2019/01/23 01:00 | Fruttero/Perez Sanz v Ratiwatana/Ratiwatana | 7-5,7-6 |
| Challenger Da Nang MD | 2019/01/11 09:20 | Ratiwatana/Ratiwatana v Hsieh/Rungkat | 6-4,3-6,5-10 |
| Challenger Da Nang MD | 2019/01/10 09:25 | Bega/Viola v Ratiwatana/Ratiwatana | 6-7,1-6 |
| ITF M25 Hong Kong MD | 2019/01/05 06:10 | Ratiwatana/Ratiwatana v Hsu/Imai | 6-4,7-6 |
| ITF M25 Hong Kong MD | 2019/01/04 06:35 | Ratiwatana/Ratiwatana v Hassan/Lenz | 3-6,6-1,12-10 |
| ITF M25 Hong Kong MD | 2019/01/03 12:40 | Ratiwatana/Ratiwatana v Saito/Sekiguchi | 7-6,6-2 |
| Challenger Bangkok MD | 2019/02/12 09:25 | Naen-Udorn/Saimongkol v Gong/Zhang | 0-6,0-6 |