Stadium: Centre Court Round: 24 Ground: Hardcourt outdoor
| ITF Australia F6 | 2018/09/27 05:00 | Romios, Matthew Christopher v Grills, Jacob | 2-6,6-2,1-6 |
| ITF Australia F4 | 2015/03/23 23:00 | Romios, Matthew Christopher v Grills, Jacob | 5-7,3-6 |
| Challenger - Burnie | 2020/01/27 23:00 | Klein, Brydan v Romios, Matthew Christopher | 6-3,4-6,6-2 |
| ATP - Adelaïde | 2020/01/11 06:15 | Romios, Matthew Christopher v Tommy Paul | 2-6,2-6 |
| Playford City II, Australie | 2019/10/29 02:20 | Romios, Matthew Christopher v Sekiguchi, Shuichi | 3-6,1-6 |
| Playford City II, Australie | 2019/10/28 03:55 | Barclay, David v Romios, Matthew Christopher | 6-1,3-6,6-7 |
| Challenger Traralgon | 2019/10/21 06:55 | Romios, Matthew Christopher v Mousley, Bradley | 2-6,6-7 |
| Toowoomba, Simples M-ITF-AUS-08A | 2019/10/09 00:00 | Jayden Court v Romios, Matthew Christopher | 6-4,6-3 |
| Brisbane, Simples M-ITF-AUS-07A | 2019/10/02 07:30 | Kaldawi, Stephen v Romios, Matthew Christopher | 5-7,6-2,6-1 |
| ITF M25 Darwin | 2019/09/26 00:30 | Beran, Martin v Romios, Matthew Christopher | 5-7,6-3,6-3 |
| Challenger - Burnie | 2020/01/28 01:05 | Grills, Jacob v Li, Zhe | 1-6,0-6 |
| Challenger - Burnie | 2020/01/27 01:15 | Kelly, Dayne v Grills, Jacob | 2-6,7-6,4-6 |
| Challenger Bendigo | 2020/01/12 02:30 | Grills, Jacob v Matias Franco Descotte | 4-6,6-2,4-6 |
| Open d'Australie Playoff Wilcard Australienne | 2019/12/09 02:35 | Grills, Jacob v Aleksandar Vukic | 4-6,4-6,3-6 |
| Playford City II, Australie | 2019/10/30 01:00 | Marc Polmans v Grills, Jacob | 6-4,4-6,6-3 |
| Playford City II, Australie | 2019/10/28 04:55 | Grills, Jacob v Brandon Walkin | 7-6,6-1 |
| Challenger Traralgon | 2019/10/21 01:15 | Kelly, Dayne v Grills, Jacob | 6-3,5-7,7-6 |
| Toowoomba, Simples M-ITF-AUS-08A | 2019/10/13 03:15 | Kelly, Dayne v Grills, Jacob | 1-6,6-3,6-0 |