The win over Anderson was the biggest of Tiafoe's young career.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Delray Beach Open
|
1/8 | Mackenzie McDonald |
5-7
4-6 |
| 2019 |
Delray Beach Open
|
1/16 | Mackenzie McDonald |
3-6
6-4 6-3 |
| 2019 |
New York Open
|
1/16 | Denis Istomin |
4-6
6-2 6-3 |
| 2019 |
Dallas
|
Final | Mitchell Krueger |
6-4
6-7 1-6 |
| 2019 |
Dallas
|
Semi Finals | Mackenzie McDonald |
6-4
7-6 |
| 2019 |
Dallas
|
Quarter Finals | Mackenzie McDonald |
6-2
6-2 |
| 2019 |
Dallas
|
1/8 | Mackenzie McDonald |
6-4
6-2 |
| 2019 |
Dallas
|
1/16 | Mackenzie McDonald |
6-3
6-4 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Dubai Duty Free Tennis Championships
|
1/16 | Petra Kvitova |
7-6
4-6 4-6 |
| 2019 |
Dubai Duty Free Tennis Championships
|
1/32 | Katerina Siniakova |
6-4
6-3 |
| 2019 |
Qatar Total Open
|
1/16 | Elise Mertens |
6-4
6-2 |
| 2019 |
Fed Cup World Group
|
Championship | Katerina Siniakova |
6-4
6-2 |
| 2019 |
Fed Cup World Group
|
Championship | Simona Halep |
4-6
0-6 |
