| Challenger Lisbon | 09/22 10:45 | 14 | Enrico Dalla Valle v Alessandro Giannessi | 6-4,6-3 | |
| Challenger Szczecin | 09/10 08:00 | 19 | Andrew Paulson v Alessandro Giannessi | 6-2,6-4 | |
| Challenger Szczecin | 09/08 09:35 | 14 | Dorian Juszczak v Alessandro Giannessi | 4-6,2-6 | |
| Challenger Todi | 08/11 08:30 | 14 | Alessandro Giannessi v Facundo Juarez | 2-6,0-6 | |
| Challenger San Marino | 07/28 10:45 | 14 | Federico Iannaccone v Alessandro Giannessi | Retired | |
| Challenger Verona | 07/21 12:50 | 14 | Luca Giacomini v Alessandro Giannessi | Cancelled | |
| Challenger Modena | 07/02 08:00 | 25 | [356] Marco Cecchinato v Alessandro Giannessi [384] | Retired | |
| Challenger Modena | 06/30 12:15 | 14 | Alessandro Giannessi v Mariano Tammaro | Cancelled | |
| Challenger Milan | 06/24 10:30 | 19 |
[284] Federico Agustin Gomez
v
Alessandro Giannessi [388] |
7-6,6-4 | |
| Challenger Milan | 06/23 10:35 | 14 | [491] Gerald Melzer v Alessandro Giannessi [344] | 6-7,6-2,3-6 | |
| Challenger Sassuolo | 06/16 14:15 | 14 | [469] Ryan Seggerman v Alessandro Giannessi [369] | 7-6,6-2 | |
| Challenger Perugia | 06/12 10:50 | 26 |
[77] Sumit Nagal
v
Alessandro Giannessi [369] |
0-6,7-5,7-6 | |
| Challenger Perugia | 06/11 10:05 | 25 |
[369] Alessandro Giannessi v
Egor Gerasimov
[267] 
|
6-4,6-2 | |
| Challenger Perugia | 06/10 10:05 | 19 | [315] Alexander Weis v Alessandro Giannessi [369] | 6-4,5-7,4-6 | |
| Challenger Vicenza | 05/27 11:20 | 19 |
[257] Alibek Kachmazov
v
Alessandro Giannessi [367] |
7-5,6-3 | |
| Challenger Vicenza | 05/26 11:40 | 14 | [409] Giovanni Oradini v Alessandro Giannessi [367] | 3-6,4-6 | |
| Challenger Skopje | 05/20 08:00 | 25 | Alessandro Giannessi v Alexis Gautier | Cancelled | |
| ITF M25 Reggio Emilia | 05/16 13:30 | 26 | Giuseppe La Vela v Alessandro Giannessi | Retired | |
| ITF M25 Reggio Emilia | 05/14 12:15 | 25 | Massimo Giunta v Alessandro Giannessi | 6-7,5-7 | |
| Challenger Francavilla | 05/07 11:00 | 25 |
[352] Alessandro Giannessi v
Elmer Moller
[310] 
|
1-6,0-6 | |
| Challenger Francavilla | 05/06 09:00 | 19 | Alessandro Giannessi v Manas Dhamne | Retired | |
| Challenger Francavilla | 05/05 10:25 | 14 | [315] Alessandro Giannessi v Lorenzo Rottoli [306] | 6-2,6-4 | |
| ATP Munich | 04/13 12:00 | 14 |
[303] Alessandro Giannessi v
Marc-Andrea Huesler
[232] 
|
3-6,0-6 | |
| Challenger Sarasota | 04/09 15:00 | 25 |
Alessandro Giannessi v
Calvin Hemery
|
4-6,6-2,2-6 | |
| Challenger Mexico City | 04/03 19:25 | 26 | [304] Aidan Mayo v Alessandro Giannessi [297] | 3-6,7-6,6-3 | |
| Challenger Mexico City | 04/01 21:45 | 25 | Alessandro Giannessi v Vasek Pospisil | 6-3,3-6,6-4 | |
| Challenger Naples | 03/25 09:00 | 19 | Alessandro Giannessi v Evan Furness | Retired | |
| Challenger Naples | 03/24 10:45 | 14 | Alessandro Giannessi v Fabrizio K P Osti | 6-3,6-1 | |
| Challenger Zadar | 03/20 11:05 | 26 |
[273] Timofey Skatov
v
Alessandro Giannessi [241] |
6-1,6-2 | |
| Challenger Zadar | 03/18 12:30 | 25 |
[241] Alessandro Giannessi v
Corentin Moutet
[107] 
|
5-7,6-2,6-4 |
Wikipedia - Alessandro Giannessi
Alessandro Giannessi (born 30 May 1990) is a professional Italian tennis player. On 24 July 2017 he reached his highest ATP singles ranking of world No. 84 while his best doubles ranking was No. 171 on 14 October 2013.
History
Giannessi made his Grand Slam debut at the 2016 US Open as a qualifier where he recorded his first Major win defeating Denis Kudla in five sets.
Giannessi was a singles semifinalist at the 2017 Croatia Open Umag.
At the 2021 French Open, he made his debut at this Major after qualifying for the main draw with a win over Francisco Cerundolo.
At the 2022 French Open, although he lost in the third round of qualifying to Sebastian Ofner — he entered the main draw as a lucky loser.
He won his fourth Challenger title and first since 2019 at the 2023 Zadar Open this time with a win over Sebastian Ofner.