Johnson cramped up in the third set, but fought his way past Thomaz Bellucci.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2012 |
US Open WTA
|
1/64 | Greta Arn |
4-6
2-3 |
| 2012 |
New Haven Open at Yale
|
1/16 | Carla Suarez Navarro |
6-7
4-6 |
| 2012 |
Summer Olympics WTA
|
1/32 | Elena Baltacha |
3-6
3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2020 |
Morelos
|
1/16 | adrian menendez-maceiras |
6-2
4-6 6-3 |
| 2020 |
Cleveland
|
1/32 | Thomaz Bellucci |
6-7
3-6 |
| 2020 |
Dallas
|
1/16 | Mitchell Krueger |
6-7
6-4 7-6 |
