Lorenzi beat Chiudinelli, 7-6 (14), 6-3, 4-6, 5-7, 7-5, in a match which lasted nearly five hours.
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Swiss Indoors Basel
|
1/16 | Robin Haase |
2-6
6-7 |
| 2017 |
Kaohsiung
|
1/16 | Lukas Rosol |
0-6
6-7 |
| 2017 |
Chengdu Open, Qualification
|
Quarter Finals | Taylor Fritz |
6-4
6-2 |
| 2017 |
Chengdu Open, Qualification
|
1/8 | Marco Chiudinelli |
5-7
0-1 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Internazionali BNL d'Italia, Qualification
|
1/16 | Jelena Ostapenko |
6-2
6-7 6-2 |
| 2016 |
Internazionali BNL d'Italia, Qualification
|
1/16 | Hsieh Su-wei |
6-2
1-6 4-6 |
| 2015 |
US Open, Qualification WTA
|
1/64 | Alexandra Panova |
3-6
3-6 |
