| ITF - M15 Santiago | 04/19 18:30 | 27 | Daniel Antonio Nunez v Gabriel Decamps | 6-4,6-1 | |
| ITF - M15 Santiago | 04/18 17:50 | 26 | Felipe Pagnacco v Gabriel Decamps | 2-6,1-6 | |
| ITF - M15 Santiago | 04/16 22:55 | 25 | Thiago Cigarran v Gabriel Decamps | 5-7,6-7 | |
| ITF - M15 Heraklion | 03/27 11:25 | 25 | Demetris Azoides v Gabriel Decamps | 6-2,5-7,6-4 | |
| ITF - M15 Heraklion | 03/22 13:05 | 27 | Gabriel Decamps v Martin Klizan | Retired | |
| ITF - M15 Heraklion | 03/21 08:00 | 26 | Gabriel Decamps v Ofek Shimanov | 3-6,6-2,6-0 | |
| ITF - M15 Heraklion | 03/19 10:30 | 25 | Gabriel Decamps v Gian M Di Natale | 6-4,6-2 | |
| ITF - M15 Les Franqueses | 03/16 09:00 | 28 | Adria Soriano Barrera v Gabriel Decamps | 6-3,7-6 | |
| ITF - M15 Les Franqueses | 03/15 11:00 | 27 | Alejandro M Kretzer v Gabriel Decamps | 1-6,1-6 | |
| ITF - M15 Les Franqueses | 03/14 13:20 | 26 | Louis Dussin v Gabriel Decamps | 4-6,3-6 | |
| ITF - M15 Les Franqueses | 03/13 10:30 | 25 | A.J Catanzariti v Gabriel Decamps | 6-3,3-6,2-6 | |
| ITF - M25 Quinta do Lago | 03/05 12:55 | 62 | Gabriel Decamps v Leopold Zima | 5-7,7-6,8-10 |
Gabriel Décamps (born 7 August 1999) is a Brazilian tennis player.
Décamps has a career high ATP singles ranking of 262 achieved on 19 September 2022. He also has a career high doubles ranking of 406 achieved on 6 March 2023.
Décamps has won 1 ATP Challenger doubles title at the 2022 Shymkent Challenger with Antoine Bellier.
Décamps played college tennis at Central Florida.
In April 2023, Décamps announced his temporary withdrawal of professional tennis due mental health issues.
In September 2023, Décamps returned his tennis activities after a five months temporary withdrawal.