| El Gouna International | 04/12 14:00 | 7 | Gregoire Marche v Sebastien Bonmalais | CANC | |
| Optasia Championships | 03/25 14:15 | 7 | Sebastien Bonmalais v Curtis Malik | CANC | |
| Australian Open | 03/13 04:45 | 8 | Yahya Elnawasany v Sebastien Bonmalais | 3-0 | |
| New Zealand Open | 03/07 05:00 | 3 | Paul Coll v Sebastien Bonmalais | 3-0 | |
| New Zealand Open | 03/05 05:45 | 8 | Henry Leung v Sebastien Bonmalais | 0-3 | |
| QSF 2 Doha | 02/26 12:00 | 3 | Oudin/Krueger v Sebastien Bonmalais | 3-0 | |
| QSF 2 Doha | 02/25 10:45 | 8 | Patrick Rooney v Sebastien Bonmalais | 2-3 | |
| Pittsburgh Open | 02/14 22:45 | 3 | Diego Elias v Sebastien Bonmalais | 3-0 | |
| Pittsburgh Open | 02/13 22:00 | 8 | Karim El Hammamy v Sebastien Bonmalais | 1-3 | |
| Tournament of Champions | 01/23 23:30 | 7 | Sebastien Bonmalais v Baptiste Masotti | 1-3 | |
| World Team Championships | 12/14 09:30 | - | Mazen Hesham v Sebastien Bonmalais |
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| World Team Championships | 12/10 04:50 | - | Sebastien Bonmalais v Jooyoung Na | 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.