| ITF - M15 Umag | 07/11 08:00 | 26 | Gabriele Maria Noce v Gabriel Decamps | Retired | |
| ITF - M15 Umag | 07/10 11:00 | 25 | Filip Krolo v Gabriel Decamps | 3-6,3-6 | |
| ITF - M15 Grodzisk Mazowiecki | 06/04 12:30 | 25 | Gabriel Decamps v Filip Pieczonka | Retired | |
| ITF M15 Bol | 05/24 08:55 | 27 | Gabriel Decamps v Mili Poljicak | 5-7,3-6 | |
| ITF M15 Bol | 05/23 09:35 | 26 | Gabriel Decamps v Jonas Trinker | 6-1,6-0 | |
| ITF M15 Bol | 05/22 09:30 | 25 | Gabriel Decamps v Marino Jakic | 6-2,3-6,6-1 | |
| Challenger - Porto Alegre | 04/29 21:40 | 19 | Karue Sell v Gabriel Decamps | 6-1,2-6,6-4 | |
| Challenger - Porto Alegre | 04/28 18:20 | 14 | Victor Hugo Remondy Pagotto v Gabriel Decamps | 3-6,2-6 | |
| Challenger - Concepción | 04/22 18:10 | 19 | Stefanos Sakellaridis v Gabriel Decamps | 6-4,6-4 | |
| Challenger - Concepción | 04/21 18:55 | 14 | Alejandro Bancalari v Gabriel Decamps | 3-6,2-6 | |
| 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 |
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.