| ATP Marrakech | 04/10 16:20 | 25 | [83] Radu Albot v Nicolas Almagro [55] | 7-6,6-3 | |
| Challenger Sophia Antipolis | 04/04 16:00 | 25 | [165] Marco Cecchinato v Nicolas Almagro [57] | 6-2,2-6,6-3 | |
| Australian Open 2017 | 01/16 00:00 | 23 | [42] Nicolas Almagro v Jeremy Chardy [71] | Retired | |
| ATP Sydney | 01/10 02:00 | 25 | [50] Mischa Zverev v Nicolas Almagro [42] | 6-4,6-2 | |
| ATP Doha | 01/05 16:20 | 27 | [1] Andy Murray v Nicolas Almagro [44] | 7-6,7-5 | |
| ATP Doha | 01/04 12:30 | 26 | [44] Nicolas Almagro v Philipp Kohlschreiber [32] | 7-6,7-6 | |
| ATP Doha | 01/02 13:55 | 25 | [40] Paolo Lorenzi v Nicolas Almagro [44] | 6-7,6-4,3-6 | |
| Challenger Montevideo | 11/18 23:45 | 27 | Nicolas Almagro v Christian Garin | 6-3,5-7,3-6 | |
| Challenger Montevideo | 11/17 23:00 | 26 | Nicolas Almagro v Arthur De Greef | 7-5,6-3 | |
| Challenger Montevideo | 11/15 21:00 | 25 | Nicolas Almagro v Nicolas Jarry | 7-6,7-6 | |
| ATP Paris | 11/01 18:00 | 24 | [44] Nicolas Almagro v Gilles Muller [34] | 3-6,3-6 | |
| ATP Wien | 10/24 14:30 | 25 | [43] Nicolas Almagro v Damir Dzumhur [92] | 3-6,7-5,0-6 | |
| ATP Stockholm | 10/20 13:35 | 26 | [63] Juan Martin Del Potro v Nicolas Almagro [41] | 6-4,6-3 | |
| ATP Stockholm | 10/18 10:00 | 25 | [86] Yuichi Sugita v Nicolas Almagro [41] | 6-3,6-7,3-6 | |
| ATP Shanghai | 10/12 09:55 | 25 | [16] Lucas Pouille v Nicolas Almagro [45] | 6-4,7-6 | |
| ATP Shanghai | 10/10 12:00 | 24 | [51] Mikhail Youzhny v Nicolas Almagro [45] | 6-3,2-6,2-6 | |
| ATP Tokyo - Herrdubbel | 10/03 07:00 | 25 | Kei Nishikori v Nicolas Almagro | Cancelled | |
| ATP Metz | 09/20 09:00 | 25 | Peter Gojowczyk v Nicolas Almagro | 6-4,6-7,6-3 | |
| Challenger Genova | 09/11 16:30 | 29 | Nicolas Almagro v Jerzy Janowicz | 6-7,4-6 | |
| Challenger Genova | 09/10 16:00 | 28 | Nicolas Almagro v Adam Pavlasek | 6-0,2-6,6-4 | |
| Challenger Genova | 09/09 17:45 | 27 | Nicolas Almagro v Denis Istomin | 6-2,7-6 | |
| Challenger Genova | 09/08 19:15 | 26 | Nicolas Almagro v Laslo Djere | 7-6,5-7,6-4 | |
| Challenger Genova | 09/07 20:10 | 25 | Nicolas Almagro v Gianluigi Quinzi | 1-6,6-4,7-5 | |
| US Open 2016 | 09/02 19:30 | 25 | Gael Monfils v Nicolas Almagro | 6-4,6-2,6-4 | |
| US Open 2016 | 08/31 19:35 | 24 | Nicolas Almagro v Pablo Cuevas | 7-6,6-4,7-6 | |
| US Open | 08/29 16:20 | 23 | Marton Fucsovics v Nicolas Almagro | 1-6,4-6,6-7 | |
| ATP Cincinnati | 08/15 15:00 | 24 | Jared Donaldson v Nicolas Almagro | 6-3,7-6 | |
| Challenger Segovia | 07/29 17:25 | 27 | Nicolas Almagro v Mirza Basic | 7-5,6-7,6-7 | |
| Challenger Segovia | 07/28 16:00 | 26 | Nicolas Almagro v Ricardo Villacorta-Alonso | 7-5,6-4 | |
| Challenger Segovia | 07/26 16:45 | 25 | Nicolas Almagro v Maxime Janvier | 6-3,6-2 |