| ATP Moscú | 10/21 11:40 | 27 | [62] Thomaz Bellucci v Philipp Kohlschreiber [32] | 4-6,2-6 | |
| ATP Moscú | 10/20 14:20 | 26 | [45] Andrey Kuznetsov v Thomaz Bellucci [62] | 3-6,6-3,3-6 | |
| ATP Moscú | 10/17 08:00 | 25 | Cem Ilkel v Thomaz Bellucci | 5-7,1-6 | |
| ATP Shanghái - Clasificación | 10/09 04:00 | 46 | [67] Thomaz Bellucci v Lukas Rosol [86] | 2-6,4-6 | |
| ATP Shanghái - Clasificación | 10/08 04:00 | 45 | Thomaz Bellucci v Matthew Ebden | 6-4,7-5 | |
| ATP Shenzhen | 10/01 10:20 | 28 | [9] Tomas Berdych v Thomaz Bellucci [81] | 6-2,7-5 | |
| ATP Shenzhen | 09/30 10:45 | 27 | [22] Bernard Tomic v Thomaz Bellucci [81] | 2-6,2-6 | |
| ATP Shenzhen | 09/29 07:15 | 26 | Thomaz Bellucci v Thomas Fabbiano | 7-6,7-6 | |
| ATP Shenzhen | 09/27 12:00 | 25 | [61] Gastao Elias v Thomaz Bellucci [81] | 3-6,3-6 | |
| Copa Davis | 09/18 12:00 | - | Joris De Loore v Thomaz Bellucci | 6-3,6-7,6-2 | |
| Copa Davis | 09/16 13:45 | - | Steve Darcis v Thomaz Bellucci | 6-7,6-1,6-3,6-3 | |
| US Open | 08/29 15:00 | 23 | Thomaz Bellucci v Andrey Kuznetsov | 4-6,6-3,1-6,6-7 | |
| Challenger de Biella | 07/31 09:00 | 29 | Federico Gaio v Thomaz Bellucci | 7-6,6-2 | |
| Challenger de Biella | 07/30 15:00 | 28 | Stefano Napolitano v Thomaz Bellucci | 6-3,3-6,3-6 | |
| Challenger de Biella | 07/29 10:00 | 27 | Guido Andreozzi v Thomaz Bellucci | 7-6,3-6,3-6 | |
| Challenger de Biella | 07/27 15:20 | 26 | Tomislav Brkic v Thomaz Bellucci | 3-6,6-4,0-6 | |
| Challenger de Biella | 07/26 09:40 | 25 | Salvatore Caruso v Thomaz Bellucci | Retired | |
| Copa Davis | 07/17 15:00 | - | Thomaz Bellucci v Emilio Gomez | 7-6,6-7,6-2,7-5 | |
| Copa Davis | 07/15 22:00 | - | Thomaz Bellucci v Roberto Quiroz | 7-5,7-6,3-6,6-3 | |
| Wimbledon | 06/29 16:15 | 24 | Thomaz Bellucci v Sam Querrey | 4-6,3-6,2-6 | |
| Wimbledon | 06/27 13:50 | 23 | Thomaz Bellucci v Ruben Bemelmans | 3-6,6-4,6-3,1-6,8-6 | |
| Open de Francia | 05/23 17:20 | 23 | Thomaz Bellucci v Richard Gasquet | 1-6,3-6,4-6 | |
| ATP Ginebra | 05/18 12:45 | 26 | Federico Delbonis v Thomaz Bellucci | 6-3,6-0 | |
| ATP Ginebra | 05/17 13:50 | 25 | Mikhail Kukushkin v Thomaz Bellucci | 2-6,1-6 | |
| ATP Madrid | 05/02 12:00 | 24 | Milos Raonic v Thomaz Bellucci | 7-6,6-1 | |
| ATP Múnich | 04/27 15:55 | 26 | Ivan Dodig v Thomaz Bellucci | 7-6,6-3 | |
| ATP Múnich | 04/25 15:25 | 25 | Mikhail Youzhny v Thomaz Bellucci | Retired | |
| ATP Barcelona | 04/20 09:00 | 25 | Thomaz Bellucci v Alexander Zverev | 3-6,7-6,5-7 | |
| ATP Monte-Carlo | 04/11 09:00 | 24 | Thomaz Bellucci v Guillermo Garcia-Lopez | 5-7,1-6 | |
| ATP Miami | 03/26 19:15 | 24 | Mikhail Kukushkin v Thomaz Bellucci | Retired |