Stadium: Court 10 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Alkmaar | 2019/06/24 13:00 | Andrea Bolla v Johnson, Connor | 6-4,6-0 |
| ITF - M25 Kiseljak | 2019/05/28 10:40 | Domagoj Biljesko v Johnson, Connor | 7-6,6-1 |
| ITF - M15 Brcko | 2019/05/20 08:00 | Jandric, Darko v Johnson, Connor | 6-2,6-4 |
| ITF - M25 Mildura | 2019/03/05 23:00 | Johnson, Connor v Bourchier, Harry | 0-6,2-6 |
| Albury, Simples M-ITF-AUS-01A | 2019/02/24 23:30 | Johnson, Connor v Calum Puttergill | 2-6,3-6 |
| Challenger Canberra 2 | 2018/10/26 22:30 | Puodziunas, Scott v Johnson, Connor | 6-1,7-6 |
| ITF Australia F8 | 2018/10/09 00:00 | Look, Michael v Johnson, Connor | 7-6,6-1 |
| ITF Australia F7 | 2018/10/02 01:45 | Johnson, Connor v Kazuki Nishiwaki | 3-6,3-6 |