| US Open, New York, USA | 08/26 17:10 | 15 | [235] Maxime Janvier v Lorenzi, Paolo [188] | 6-4,6-3 | |
| US Open, New York, USA | 08/24 21:05 | 14 | [188] Lorenzi, Paolo v Joao Sousa [149] | 7-6,1-6,7-5 | |
| Challenger Verona | 08/18 10:40 | 26 | [304] Nino Serdarusic v Lorenzi, Paolo [190] | 6-3,6-1 | |
| Challenger Verona | 08/17 12:10 | 25 | [299] Goncalo Oliveira v Lorenzi, Paolo [190] | 3-6,3-6 | |
| San Marino, San Marino | 08/09 17:00 | 25 | [86] Marco Cecchinato v Lorenzi, Paolo [189] | 7-6,6-2 | |
| Cordenons, Italy | 08/03 17:35 | 25 | [178] Zdenek Kolar v Lorenzi, Paolo [180] | 6-2,6-0 | |
| Newport, USA | 07/13 21:25 | 25 | [155] Maxime Cressy v Lorenzi, Paolo [171] | 6-1,6-2 | |
| Wimbledon, London, Great Britain | 06/22 16:30 | 14 | [168] Lorenzi, Paolo v Botic Van De Zandschulp [139] | 5-7,3-6 | |
| Forli 6, Italy | 06/14 15:30 | 25 | [168] Lorenzi, Paolo v Raul Brancaccio [336] | 3-6,4-6 | |
| Orlando, USA | 06/07 15:55 | 25 | Riffice, Sam v Lorenzi, Paolo | 6-2,6-4 | |
| French Open, Paris, France | 05/25 08:30 | 14 | [112] Taro Daniel v Lorenzi, Paolo [167] | 6-3,6-4 | |
| Challenger Biella | 05/18 08:30 | 25 | [167] Lorenzi, Paolo v Tomas Martin Etcheverry [225] | 0-6,6-7 | |
| Challenger Biella | 05/03 13:00 | 25 | [136] Federico Gaio v Lorenzi, Paolo [163] | 6-7,7-6,6-2 | |
| Challenger - Rome | 04/26 12:40 | 25 | [158] Lorenzi, Paolo v Alexandre Muller [200] | 4-6,0-6 | |
| Challenger - Rome | 04/21 11:50 | 26 | [159] Lorenzi, Paolo v Tristan Lamasine [255] | 6-4,1-6,5-7 | |
| Challenger - Rome | 04/20 11:05 | 25 | [159] Lorenzi, Paolo v Maden, Yannick [195] | 7-6,2-6,6-3 | |
| ATP - Miami | 03/24 17:50 | 23 | [205] Ernesto Escobedo v Lorenzi, Paolo [157] | 6-3,6-2 | |
| ATP - Miami | 03/23 17:45 | 19 | [149] Jason Jung v Lorenzi, Paolo [157] | 4-6,4-6 | |
| ATP - Miami | 03/22 17:25 | 14 | [201] Joao Menezes v Lorenzi, Paolo [157] | 6-3,6-7,1-6 | |
| ATP - Acapulco | 03/14 00:00 | 14 | [160] Lorenzi, Paolo v Stebe, Cedrik-Marcel [133] | 2-6,0-6 | |
| Challenger Antalya | 02/02 09:35 | 25 | [150] Lorenzi, Paolo v Akira Santillan [276] | 7-5,4-6,2-6 | |
| Challenger Antalya | 01/29 11:00 | 26 | [321] Duje Ajdukovic v Lorenzi, Paolo [150] | 3-6,6-4,7-6 | |
| Challenger Antalya | 01/28 11:15 | 25 | [150] Lorenzi, Paolo v Daniel Altmaier [132] | 6-4,6-2 | |
| Istanbul, Turkey | 01/18 10:25 | 25 | [449] Ergi Kirkin v Lorenzi, Paolo [146] | 6-4,6-2 | |
| Open d'Australie | 01/11 09:55 | 60 | [315] Smith, John-Patrick v Lorenzi, Paolo [145] | 7-5,6-1 | |
| Challenger Maia | 12/02 11:00 | 26 | [144] Lorenzi, Paolo v Bernabe Zapata Miralles [155] | 1-6,0-6 | |
| Challenger Maia | 11/30 14:35 | 25 | [144] Lorenzi, Paolo v Michael Vrbensky [309] | 5-7,7-6,6-2 | |
| Paris, France | 10/31 16:00 | 14 | [62] Alejandro Davidovich Fokina v Lorenzi, Paolo [141] | 6-1,6-1 | |
| Lisbon, Portugal | 10/14 10:55 | 26 | [164] Alessandro Giannessi v Lorenzi, Paolo [134] | 7-5,6-3 | |
| Lisbon, Portugal | 10/12 14:00 | 25 | [236] Ulises Blanch v Lorenzi, Paolo [134] | 2-6,3-6 |