**Antoine Olivier Pilon** (Montréal, 1997) is a Canadian actor known for his intense portrayals of complex and often tormented characters. He rose to international fame with his role as Steve Després in Xavier Dolan's film *Mommy* (2014). His performance, which earned him numerous awards, captured the fragility and explosiveness of a teenager with ADHD.

He went on to distinguish himself in similar roles, often focusing on young people in difficulty or facing social challenges. His most notable films include *1:54* (2016), in which he plays a bullied athlete, and *Junior Majeur* (2017), a sports drama. Pilon is appreciated for his visceral acting and his ability to bring authenticity to emotionally charged and often rebellious characters.