| ATP Indian Wells | 03/09 00:00 | 23 | Fernando Verdasco v Guido Pella | 6-2,1-6,6-2 | |
| ATP Sao Paulo | 03/01 15:30 | 26 | Nicolas Jarry v Guido Pella | 6-7,6-4,7-6 | |
| ATP Sao Paulo | 02/27 21:10 | 25 | Corentin Moutet v Guido Pella | 6-4,1-6,2-6 | |
| ATP Rio De Janeiro | 02/19 22:50 | 25 | Gastao Elias v Guido Pella | 6-4,5-7,7-5 | |
| ATP Rio De Janeiro | 02/19 21:50 | 25 | Corentin Moutet v Guido Pella | Cancelled | |
| ATP Buenos Aires | 02/17 00:10 | 27 | Dominic Thiem v Guido Pella | 7-6,6-4 | |
| ATP Buenos Aires | 02/14 17:00 | 26 | Guido Pella v Fernando Verdasco | 6-2,6-4 | |
| ATP Buenos Aires | 02/12 23:30 | 25 | Nicolas Kicker v Guido Pella | 6-2,4-6,4-6 | |
| Australian Open | 01/16 08:45 | 23 | Dominic Thiem v Guido Pella | 6-4,6-4,6-4 | |
| ATP Auckland | 01/08 23:30 | 25 | Pablo Cuevas v Guido Pella | Cancelled | |
| ATP Doha | 01/05 15:05 | 28 | Guido Pella v Andrey Rublev | 2-6,6-4,6-7 | |
| ATP Doha | 01/04 12:30 | 27 | Mirza Basic v Guido Pella | 2-6,3-6 | |
| ATP Doha | 01/03 15:30 | 26 | Stefano Travaglia v Guido Pella | 6-7,3-6 | |
| ATP Doha | 01/02 18:20 | 25 | Guido Pella v Albert Ramos-Vinolas | 2-6,7-5,7-5 | |
| Challenger Montevideo | 11/10 19:40 | 27 | [121] Gastao Elias v Guido Pella [66] | 4-6,6-4,6-2 | |
| Challenger Montevideo | 11/08 21:00 | 26 | [240] Federico Coria v Guido Pella [66] | 3-6,3-6 | |
| Challenger Montevideo | 11/07 17:00 | 25 | [309] Pedro Cachin v Guido Pella [66] | 2-6,2-6 | |
| ATP Paris Qual | 10/28 11:00 | 45 | [75] Filip Krajinovic v Guido Pella [64] | 6-4,6-1 | |
| ATP Vienna | 10/24 19:20 | 25 | Pablo Carreno-Busta v Guido Pella | 6-2,7-6 | |
| ATP Vienna Qual | 10/22 13:50 | 46 | [64] Guido Pella v Lukas Lacko [117] | 6-2,6-2 | |
| ATP Vienna Qual | 10/21 14:30 | 45 | [64] Guido Pella v Elias Ymer [202] | 6-3,5-7,6-3 | |
| ATP Antwerp | 10/16 12:55 | 25 | [51] Ivo Karlovic v Guido Pella [64] | 3-6,7-5,7-6 | |
| ATP Chengdu | 09/30 08:05 | 28 | [72] Guido Pella v Marcos Baghdatis [113] | 7-5,4-6,2-6 | |
| ATP Chengdu | 09/29 10:50 | 27 | [72] Guido Pella v Taylor Fritz [94] | 6-3,7-6 | |
| ATP Chengdu | 09/28 10:00 | 26 | [7] Dominic Thiem v Guido Pella [72] | 6-7,4-6 | |
| ATP Chengdu | 09/26 12:40 | 25 | [72] Guido Pella v Borna Coric [55] | 6-4,7-6 | |
| ATP St Petersburg | 09/21 10:00 | 26 | [71] Guido Pella v Viktor Troicki [47] | 6-7,6-4,4-6 | |
| ATP St Petersburg | 09/20 10:50 | 25 | [80] Dusan Lajovic v Guido Pella [71] | 6-7,3-6 | |
| Davis Cup | 09/17 11:00 | 26 | Dmitry Popko v Guido Pella | Walkover | |
| Davis Cup | 09/15 06:00 | 26 | [78] Mikhail Kukushkin v Guido Pella [73] | 6-7,7-6,6-2,6-4 |