| Challenger Mestre | 05/25 09:30 | 27 | [275] Guttierrez-Ferrol, Sergio v Petrovic, Danilo [235] | 6-1,4-6,1-6 | |
| Challenger Mestre | 05/24 11:15 | 26 | [464] Marcora, Roberto v Guttierrez-Ferrol, Sergio [275] | 5-7,4-6 | |
| Challenger Mestre | 05/23 14:55 | 25 | Guttierrez-Ferrol, Sergio v Zekic, Miljan | 6-1,7-5 | |
| ITF Spain F11 | 05/19 09:00 | 28 | Guttierrez-Ferrol, Sergio v Salman, Omar | 3-6,5-7 | |
| ITF Spain F11 | 05/18 09:00 | 27 | Guttierrez-Ferrol, Sergio v Sebastian Korda | 6-7,6-1,6-3 | |
| ITF Spain F11 | 05/17 12:25 | 26 | Guttierrez-Ferrol, Sergio v Mikhail Korovin | 6-2,6-2 | |
| ITF Spain F11 | 05/16 13:20 | 25 | Guttierrez-Ferrol, Sergio v Andrey Chepelev | 6-2,6-3 | |
| Challenger Braga | 05/11 13:00 | 27 | [112] Gastao Elias v Guttierrez-Ferrol, Sergio [283] | 6-3,6-2 | |
| Challenger Braga | 05/09 11:00 | 26 | [283] Guttierrez-Ferrol, Sergio v Gleb Sakharov [209] | 6-3,6-4 | |
| Challenger Braga | 05/08 11:25 | 25 | [283] Guttierrez-Ferrol, Sergio v Sumit Nagal [224] | 6-4,6-0 | |
| ATP Munich Qual | 04/28 11:00 | 44 | [279] Guttierrez-Ferrol, Sergio v Jozef Kovalik [146] | 2-6,6-7 | |
| Tunis, Tunisia, Qualifying | 04/14 15:15 | 45 | [483] Zsombor Piros v Guttierrez-Ferrol, Sergio [273] | Retired | |
| Challenger Alicante Qual | 03/31 08:30 | 45 | Vega Hernandez, David v Guttierrez-Ferrol, Sergio | Retired | |
| Challenger Marbella Qual | 03/25 12:55 | 46 | [275] Guttierrez-Ferrol, Sergio v Pedro Cachin [266] | 1-6,3-6 | |
| Challenger Marbella Qual | 03/24 14:50 | 45 | [275] Guttierrez-Ferrol, Sergio v Andujar, Pablo [315] | 7-6,6-2 | |
| Spain F6, Singles | 03/17 11:50 | 28 | Guttierrez-Ferrol, Sergio v Gigounon, Germain | 6-7,5-7 | |
| Spain F6, Singles | 03/16 13:00 | 27 | Joao Menezes v Guttierrez-Ferrol, Sergio | 3-6,3-6 | |
| Spain F6, Singles | 03/15 10:30 | 26 | Maxime Chazal v Guttierrez-Ferrol, Sergio | 1-6,6-1,4-6 | |
| Spain F6, Singles | 03/13 10:30 | 25 | Sergi Perez Contri v Guttierrez-Ferrol, Sergio | 3-6,2-6 | |
| ITF Portugal F2 | 03/01 15:30 | 25 | Manuel Guinard v Guttierrez-Ferrol, Sergio | Cancelled | |
| ITF Portugal F1 | 02/24 10:30 | 28 | Frederico Ferreira Silva v Guttierrez-Ferrol, Sergio | 3-6,6-3,6-2 | |
| ITF Portugal F1 | 02/23 10:00 | 27 | Manuel Guinard v Guttierrez-Ferrol, Sergio | 1-6,3-6 | |
| ITF Portugal F1 | 02/22 10:00 | 26 | Manrique-Velazquez, Diego-Jose v Guttierrez-Ferrol, Sergio | 2-6,2-6 | |
| ITF Portugal F1 | 02/20 10:00 | 25 | Diarra, Gibril v Guttierrez-Ferrol, Sergio | 3-6,3-6 | |
| ITF Spain F5 | 02/17 11:25 | 28 | Gimeno-Traver, Daniel v Guttierrez-Ferrol, Sergio | 6-3,6-4 | |
| ITF Spain F5 | 02/16 14:00 | 27 | Guttierrez-Ferrol, Sergio v Alcaraz Garfia, Carlos | 6-0,6-4 | |
| ITF Spain F5 | 02/15 10:00 | 26 | Guttierrez-Ferrol, Sergio v Santanna, B. | 6-4,6-1 | |
| ITF Spain F5 | 02/14 09:30 | 25 | Guttierrez-Ferrol, Sergio v Dzhanashia, Shalva | 6-3,6-0 | |
| Spain F4, Singles Qualifying | 02/11 10:30 | 29 | Gimeno-Traver, Daniel v Guttierrez-Ferrol, Sergio | 4-6,3-6 | |
| Spain F4, Singles Qualifying | 02/10 14:30 | 28 | Guttierrez-Ferrol, Sergio v Gian Marco Moroni | 6-4,6-2 |