| ITF Tunisia F31 | 11/10 09:45 | 26 | Luca Giacomini v Martos Gornes, Sergio | 6-2,5-7,1-6 | |
| ITF Tunisia F31 | 11/09 08:30 | 25 | Sardella, Edoardo v Martos Gornes, Sergio | 7-6,1-6,4-6 | |
| ITF Tunisia F29 | 10/25 09:45 | 25 | Martos Gornes, Sergio v Cagnina, Julien | 1-6,2-6 | |
| ITF Tunisia F28 | 10/20 12:25 | 26 | Martos Gornes, Sergio v Mora, Maxime | 1-6,6-2,4-6 | |
| ITF Tunisia F28 | 10/19 08:30 | 25 | Martos Gornes, Sergio v Dumitru, Vlad Andrei | 6-2,6-1 | |
| ITF Spain F32 | 09/29 09:00 | 26 | Martos Gornes, Sergio v Pla Malfeito, Jaume | 3-6,1-6 | |
| ITF Spain F32 | 09/27 08:00 | 25 | Voronin, Dimitriy v Martos Gornes, Sergio | 2-6,6-4,1-6 | |
| ITF Spain F31 Qual | 09/18 07:30 | 62 | Martos Gornes, Sergio v Nicolas Alvarez Varona | 4-6,7-6,5-7 | |
| ITF Spain F28 | 08/30 09:40 | 25 | Martos Gornes, Sergio v Lopez San Martin, Alvaro | 2-6,0-6 | |
| ITF Spain F28 | 08/28 11:00 | 54 | Martos Gornes, Sergio v Torre Martin, Inigo | 6-3,6-1 | |
| ITF Spain F28 | 08/27 10:00 | 54 | Martos Gornes, Sergio v Herrera Cuadrado, Alejandro | 6-3,6-1 | |
| ITF Spain F27 | 08/23 11:05 | 25 | Martos Gornes, Sergio v Klegou, Alexis | 3-6,6-7 | |
| ITF Spain F27 Qual | 08/22 08:00 | 44 | Martos Gornes, Sergio v Cacao, Tiago | 6-4,6-4 | |
| ITF Spain F26 | 08/16 17:05 | 25 | Toledo Bague, Pol v Martos Gornes, Sergio | 6-3,6-3 | |
| ITF Spain F23 | 07/27 15:00 | 26 | Martos Gornes, Sergio v Lopez San Martin, Alvaro | 7-6,5-7,3-6 | |
| ITF Spain F23 | 07/26 07:00 | 25 | Jordan Correia Passos Do Carmo v Martos Gornes, Sergio | 5-7,2-6 | |
| ITF Spain F22 | 07/18 14:00 | 25 | Mas Mascolo, Adria v Martos Gornes, Sergio | 6-0,3-6,7-6 | |
| ITF Spain F21 | 07/13 15:00 | 26 | Giner, Marc v Martos Gornes, Sergio | 7-6,6-2 | |
| ITF Spain F21 | 07/11 13:30 | 25 | David Jorda Sanchis v Martos Gornes, Sergio | 1-6,1-6 | |
| ITF Spain F20 | 07/06 12:20 | 26 | Gil, Fred v Martos Gornes, Sergio | 6-1,6-2 | |
| ITF Spain F20 | 07/05 09:40 | 25 | Cortes Alcaraz, Aaron v Martos Gornes, Sergio | 3-6,4-6 | |
| ITF Poland F4 | 06/14 09:25 | 25 | Gawron, Marcin v Martos Gornes, Sergio | 6-3,6-3 | |
| ITF Poland F2 | 06/03 11:20 | 27 | Salaba, Libor v Martos Gornes, Sergio | 6-4,1-6,6-3 | |
| ITF Poland F2 | 06/02 08:00 | 26 | Martos Gornes, Sergio v Maroszek, Bartlomiej | 6-3,7-6 | |
| ITF Poland F2 | 05/31 10:40 | 25 | Terczynski, Mateusz v Martos Gornes, Sergio | 6-1,1-6,2-6 | |
| ITF Spain F14 | 05/19 10:00 | 26 | Alcaraz Ivorra, Albert v Martos Gornes, Sergio | 6-2,6-2 | |
| ITF Spain F14 | 05/17 11:30 | 25 | Martos Gornes, Sergio v Barranco, Sergio | 6-1,6-0 | |
| Tunisia F18, Singles Qualifying | 05/12 09:00 | 26 | Martos Gornes, Sergio v Marcora, Roberto | 4-6,5-7 | |
| Tunisia F18, Singles Qualifying | 05/11 09:00 | 25 | Martos Gornes, Sergio v Turchetti, Nicolo | 6-4,6-4 | |
| ITF Italy F9 | 05/03 08:00 | 25 | Martos Gornes, Sergio v Antonio Massara | 0-6,2-6 |
Sergio Martos Gornés (born 19 October 1994) is a Spanish tennis player.
Martos Gornés has a career high ATP singles ranking of World No. 726 achieved on 20 July 2015. He also has a career high doubles ranking of World No. 102 achieved on 12 June 2023.
Martos Gornés has won 5 ATP Challenger doubles titles at the 2021 Rafa Nadal Open, 2021 Vesuvio Cup, 2022 San Marino Open, the 2023 Tenerife Challenger and in 2024 in Bahrain.
He made his Grand Slam debut at the 2024 French Open as a protected ranking pair partnering Pablo Carreno Busta.