Johnson cramped up in the third set, but fought his way past Thomaz Bellucci.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Tianjin Open, Qualification
|
1/12 (Special Qual) | Sabine Lisicki |
6-2
6-1 |
| 2018 |
Tashkent Open
|
1/16 | Vera Lapko |
1-6
3-6 |
| 2018 |
US Open, Qualification WTA
|
1/32 | Anastasia Potapova |
6-7
3-6 |
| 2018 |
US Open, Qualification WTA
|
1/64 | Bojana Jovanovski |
6-4
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2021 |
Santiago
|
1/16 | Roberto Carballes Baena |
2-6
6-2 7-6 |
| 2021 |
Chile Open, Qualification
|
1/8 | Nicolas Kicker |
6-0
6-4 |
| 2021 |
Delray Beach Open
|
1/16 | Thiago Monteiro |
3-6
5-7 |
