Johnson cramped up in the third set, but fought his way past Thomaz Bellucci.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Australian Open, Qualification WTA
|
1/48 (Special Qual) | Tatjana Maria |
6-1
6-2 |
| 2016 |
Brisbane International, Qualification
|
1/16 | Sachia Vickery |
6-2
3-6 2-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Forli
|
1/8 | Andreas Seppi |
5-7
3-6 |
| 2020 |
Morelos
|
1/16 | adrian menendez-maceiras |
6-2
4-6 6-3 |
| 2020 |
Cleveland
|
1/8 | Thomaz Bellucci |
3-6
4-6 |
| 2020 |
Cleveland
|
1/32 | Thomaz Bellucci |
6-7
3-6 |
