| Qatar Classic | 10/01 09:45 | 8 | Tarek Momen v Sebastien Bonmalais | 3-0 | |
| Qatar Classic | 09/30 09:45 | 7 | Salem Al Malki v Sebastien Bonmalais | 0-3 | |
| Paris Squash | 09/15 16:45 | 7 | Sebastien Bonmalais v Paul Coll | 0-3 | |
| Egypt Open | 08/31 11:15 | 8 | Sebastien Bonmalais v Gregoire Marche | Retired | |
| Egypt Open | 08/30 13:45 | 7 | Sebastien Bonmalais v Rory Stewart | 3-0 | |
| British Open | 06/02 18:45 | 7 | Tsz Kwan Lau v Sebastien Bonmalais | 3-2 | |
| PSA World Championships | 05/09 11:15 | 7 | Sebastien Bonmalais v Aly Abou Eleinen | 1-3 | |
| El Gouna International | 04/20 10:45 | 8 | Sebastien Bonmalais v Youssef Soliman | 1-3 | |
| El Gouna International | 04/19 10:45 | 7 | Sebastien Bonmalais v Tsz Kwan Lau | 3-0 | |
| Australian Open | 03/23 09:00 | 2 | Sebastien Bonmalais v Youssef Soliman | 0-3 | |
| Australian Open | 03/22 10:00 | 3 | Sebastien Bonmalais v Henry Leung | 3-0 | |
| Australian Open | 03/21 09:45 | 8 | Sebastien Bonmalais v Noor Zaman | 3-1 | |
| Windy City Open | 02/24 18:45 | 9 |
James Wade
v
Sebastien Bonmalais |
3-1 | |
| Windy City Open | 02/22 23:45 | 8 | Sebastien Bonmalais v Curtis Malik | 3-0 | |
| Windy City Open | 02/21 20:45 | 7 | Sebastien Bonmalais v Lucas Serme | 3-0 | |
| Houston Open | 02/16 00:00 | 8 | Miguel Rodriguez v Sebastien Bonmalais | 3-1 | |
| Houston Open | 02/14 00:15 | 7 | Faraz Khan v Sebastien Bonmalais | 0-3 | |
| Pittsburgh Open | 02/09 23:30 | 3 | Sebastien Bonmalais v Marwan ElShorbagy | 2-3 | |
| Pittsburgh Open | 02/08 22:45 | 8 | Sebastien Bonmalais v Addeen Idrakie | 3-0 | |
| JP Morgan Tournament of Champions | 01/17 23:30 | 7 | Sebastien Bonmalais v Andrew Douglas | 0-3 | |
| Florida Open | 01/12 23:30 | 3 | Sebastien Bonmalais v Mostafa Asal | 0-3 | |
| Florida Open | 01/11 23:30 | 8 | Miguel Rodriguez v Sebastien Bonmalais | 0-3 | |
| Florida Open | 01/09 23:30 | 7 | Karim El Hammamy v Sebastien Bonmalais | 1-3 | |
| Singapore Squash Open | 11/15 04:45 | 8 | Marwan ElShorbagy v Sebastien Bonmalais | 2-1 | |
| Singapore Squash Open | 11/14 04:00 | 7 | Henry Leung v Sebastien Bonmalais | 0-3 | |
| Malaysia Squash Cup | 11/08 11:45 | 3 | Eain Yow Ng v Sebastien Bonmalais | 3-0 | |
| Malaysia Squash Cup | 11/07 11:15 | 8 | Ben Smith v Sebastien Bonmalais | 0-3 | |
| QSF 3 Doha | 10/14 14:00 | 2 | Sebastien Bonmalais v Abdulla Mohd Al Tamimi | 0-3 | |
| QSF 3 Doha | 10/13 12:00 | 3 | Sebastien Bonmalais v Zahed Salem | 3-1 | |
| QSF 3 Doha | 10/12 14:30 | 8 | Sebastien Bonmalais v Yannick Wilhelmi | 3-0 |
Sébastien Bonmalais (born 6 February 1998) is a French professional squash player. He reached a career high ranking of 21 in the world in November 2024.
Bonmalais won the 2017 Gibraltar Open and the 2017 Guatemala Open.
After a first round exit to Aly Abou Eleinen at the 2024 PSA Men's World Squash Championship in May. In Late October 2024, he won his 7th PSA title after securing victory in the Czech Open during the 2024–25 PSA Squash Tour.
He won a bronze medal with France, at the December 2024 Men's World Team Squash Championships in Hong Kong.