Berretini had never reached a tour-level quarterfinal before this week.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
VTB Kremlin Cup
|
1/16 | Lukas Rosol |
6-3
4-6 6-4 |
| 2018 |
Shanghai Rolex Masters, Qualification
|
1/7 (Special Qual) | Mikhail Kukushkin |
5-7
4-6 |
| 2018 |
Shanghai Rolex Masters, Qualification
|
1/14 (Special Qual) | Matteo Berrettini |
6-4
6-2 |
| 2018 |
China Open
|
1/8 | Kyle Edmund |
7-5
6-7 7-5 |
| 2018 |
China Open
|
1/16 | Matteo Berrettini |
6-3
6-2 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2018 |
BGL BNP Paribas Luxembourg Open
|
1/16 | Katerina Siniakova |
1-6
7-6 0-6 |
| 2018 |
Upper Austria Ladies Linz
|
1/8 | Ekaterina Alexandrova |
3-6
6-1 6-1 |
| 2018 |
Upper Austria Ladies Linz
|
1/16 | Johanna Larsson |
6-2
4-6 6-4 |
| 2018 |
Korea Open Tennis
|
1/16 | Ekaterina Alexandrova |
1-6
2-6 |
