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 |
|---|---|---|---|---|
| 2011 |
Rakuten Japan Open Tennis Championships, Qualification
|
Championship | Marco Chiudinelli |
4-6
1-6 |
| 2011 |
Segovia
|
Championship | Karol Beck |
6-7
2-6 |
| 2011 |
Wimbledon, Qualification
|
Championship | Karol Beck |
5-7
6-3 4-6 3-6 |
| 2009 |
Pozoblanco
|
Championship | Karol Beck |
6-7
7-6 4-6 |
| 2009 |
Belgrade
|
Championship | Karol Beck |
5-7
2-6 |
| 2009 |
Australian Open, Qualification
|
Championship | Marco Chiudinelli |
6-2
7-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2015 |
Taipei, Qualification
|
Quarter Finals | Toshihide Matsui |
6-3
6-4 |
| 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 |
