Stadium: Hard Court 13 Round: 54 Ground: Hardcourt outdoor
| ITF - M15 Héraklion | 2019/05/20 07:00 | Addison, Aaron v Tzicas, Charles | 6-3,6-0 |
| ITF - M15 Héraklion | 2019/05/17 07:00 | Glasspool, Lloyd v Addison, Aaron | 6-3,6-2 |
| ITF - M15 Héraklion | 2019/05/16 07:00 | Addison, Aaron v Craig, Henry | 7-6,7-6 |
| ITF - M15 Héraklion | 2019/05/15 07:00 | Addison, Aaron v Omni Kumar | 4-6,7-6,6-2 |
| ITF - M15 Héraklion | 2019/05/07 10:00 | Guenther, Valentin v Addison, Aaron | 6-3,7-6 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/29 01:40 | Addison, Aaron v Bourchier, Harry | 7-6,5-7,3-6 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/27 23:00 | Purcell, Rhett v Addison, Aaron | 6-7,1-6 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/27 00:40 | Takeda, Naoki v Addison, Aaron | 3-6,4-6 |
| ITF - M15 Héraklion | 2019/05/20 07:00 | Rose, Joshua v Ma, William | 4-6,3-6 |
| ITF M15 Cancun | 2019/05/13 13:30 | Christian Langmo v Ma, William | 4-6,6-2,10-4 |
| ITF M15 Cancun | 2019/05/06 18:30 | Ma, William v Pierce, Aron | 1-6,4-6 |
| ITF M15 Cancun | 2019/05/06 14:30 | Ma, William v Ortega, Joao Victor | 6-1,6-1 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/18 23:00 | Ma, William v Matyas Fuele | 3-6,2-6 |
| Mornington, Singles Qualifying M-ITF-AUS-04A | 2019/03/17 23:00 | Yuichiro Inui v Ma, William | 6-7,4-6 |
| ITF - M25 Mildura | 2019/03/04 23:00 | Ma, William v Ren Nakamura | 4-6,2-6 |
| ITF - M25 Mildura | 2019/03/04 01:30 | Jayden Court v Ma, William | 6-7,3-6 |