The young American will make his debut in a pressure-packed situation against Croatia.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
US Open ATP
|
1/32 | Nikoloz Basilashvili |
6-4
3-6 2-6 6-7 |
| 2018 |
US Open ATP
|
1/64 | Jack Sock |
6-0
7-6 6-2 |
| 2018 |
Western & Southern Open
|
1/32 | Hyeon Chung |
2-6
6-1 6-2 |
| 2018 |
Rogers Cup
|
1/32 | Daniil Medvedev |
3-6
6-3 3-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
Guangzhou International Women's Open
|
1/8 | Andrea Petkovic |
6-4
7-6 |
| 2018 |
Guangzhou International Women's Open
|
1/16 | Andrea Petkovic |
1-6
6-3 6-3 |
| 2018 |
US Open WTA
|
1/64 | Jelena Ostapenko |
4-6
6-4 5-7 |
| 2018 |
Connecticut Open, Qualification
|
1/12 (Special Qual) | Monica Puig |
6-7
1-1 |
| 2018 |
Connecticut Open, Qualification
|
1/24 (Special Qual) | Andrea Petkovic |
6-1
6-2 |
