He has been Member of the National Assembly for Aisne's 4th constituency following the 2022 French legislative election.
He won several local bodybuilding contests and was president of a sports union for disabled people in France.
[2] Beaurain was born visually impaired due to congenital glaucoma and completely lost his sight in 2008.
He has focused on issues faced by people with disabilities during his political career.
During the 2022 French elections to the National Assembly, Beaurain contested the seat of Asine's 4th constituency and defeated En Marche incumbent deputy Marc Delatte during the second round.