| Date | Category | Player | Score | Opponent | Tournament |
|---|---|---|---|---|---|
| 2019-12-21 | 12 | Cobey Lau | 9-7 | Rafalentino Da Costa | BSJ/Medco Energi FIKS sportama junior tenis open |
| 2019-12-21 | 12 | Cobey Lau | 8-3 | Hanief Arazi | BSJ/Medco Energi FIKS sportama junior tenis open |
| 2019-12-21 | 12 | Cobey Lau | 9-7 | Matthew Bradley Listijadhi | BSJ/Medco Energi FIKS sportama junior tenis open |
| 2019-03-30 | All | Cobey Lau | 9-7 | Jaden Elliot | BSJ/Medco Energy Jr. Championships 1 |
| 2019-03-30 | All | Kamarga/Lau | 8-2 | Jusuf/Wicaksana | BSJ/Medco Energy Jr. Championships 1 |
| 2019-03-30 | All | Kamarga/Lau | 8-0 | Ashil Syam/Fairuzzabadi | BSJ/Medco Energy Jr. Championships 1 |
| 2019-03-10 | All | Cobey Lau | 6-3 6-3 | M. Mouressi Urwah Muqorib | BSJ/Sportama Junior Championships II |
| 2019-03-10 | All | Cobey Lau | 6-0 6-3 | Edbert Rafael Kurniawan | BSJ/Sportama Junior Championships II |
| 2019-03-09 | All | Cobey Lau | 6-2 7-5 | Muhammad Alfaradu Sumirat | BSJ/Sportama Junior Championships II |
| 2019-02-25 | All | Cobey Lau | 7-6(5) 6-4 | M. Mouressi Urwah Muqorib | Sportama Junior Championships I |
| 2019-02-25 | All | Cobey Lau | 6-2 6-1 | Eric Matthew Gunawan | Sportama Junior Championships I |
| 2019-02-24 | All | Cobey Lau | 7-6(5) 6-3 | Bradley Listijadhi | Sportama Junior Championships I |